Often it is recognized that all the details of the pattern may not be essential to the outcome but, because the pattern was empirically determined and not developed through theoretical understanding, one is never quite certain which behavior elements are effective, and the whole pattern becomes ritualized.

Often the historian must consider the use of intuition or instinct by those individuals or nations which he is studying.

Often work of this sort is presented as calligraphy -- the pure utterance of the brush stroke seeking only absolute painteresque values.

Often it is thin and fragile and gives way readily to the male organ at the first attempt at intercourse.

Often they are able to get in only because the area is declining economically.

Often one of the " treatments " is none, so the treatment group can act

Often the relatives plead with him not to do this, since they know they may never see the person again .</ br > Rieux works to combat the plague simply because he is a doctor and his job is to relieve human suffering.

Often, the fact that sometimes only a thin surface layer of violet color is present in the stone or that the color is not homogeneous makes for a difficult cutting.

Often it is said to be " about " long.

Often, if only one of the allophones is simple to transcribe, in the sense of not requiring diacritics, then that representation is chosen for the phoneme.

Often, if the skill is being used in a functional object, people will consider it a craft instead of art, a suggestion which is highly disputed by many Contemporary Craft thinkers.

Often the Aegis is described as the bag in which Athene carried her shield and the serpent who was her son.

Often, this is the case with a large bridge that serves as an entrance to a city, or crosses over a main harbor entrance.

Often the " small ball " model is associated with the National League, while power hitting is seen as more associated with the American League.

Often this irregular shape is due to their many centers of ossification or because they contain bony sinuses.

Often one assumes a priori that the algebra under consideration is unital: for one can develop much of the theory by considering and then applying the outcome in the original algebra.

Often, these materials are then converted into finished products, and a significant amount of value is added.

Often, a borough is a single town with its own local government.

Often that number is put at 800 million.

Often, one release is duplicated, renamed, then re-uploaded to different sites so that eventually, it can become impossible to trace the original file.

Often petitions are directed to the King, although the system of ministerial responsibility makes it impossible for him to take action by himself ; his secretarial cabinet relegates such petitions to the relevant ministries.

Often heard arguments against OSS are: the API is practically impossible to virtualize, it lacks support for modern audio features such as timer-based scheduling or proper surround sound support, inability of its developers to work with the Linux kernel community, lack of integration with modern kernel features such as the device model, too low-level interface, as well as general rejection of its design with moving a lot of signal processing code into the kernel.

Often it is impossible to distinguish a good drybrush watercolor from a color photograph or oil painting, and many drybrush watercolors are varnished or lacquered after they are completed to enhance this resemblance.

Often, practitioners are said to have lived for hundreds of years, and there are inconsistencies in the lifespan dates given, making it impossible to construct a sensible timeline.

Often the song is sung as a duet, with the woman then giving her lover a series of equally impossible tasks, promising to give him his seamless shirt once he has finished.

Often this is not possible because crime statistics aggregate equivalent offences in such different ways that make it difficult or impossible to obtain a valid comparison.

Often in each level, apart from the introductory ones that introduce the game gradually to the player, each level either contains a puzzle, race or many hazards ( which tax the player's problem solving / logical skills, dexterity, patience and speed ; these factors determine the overall difficulty of the level ) which the player must solve, win or avoid or risk making the level impossible to solve ( in which the player must restart it ) or risk having the marble sink, fall down an abyss, destroyed or crushed.

Often the violence is surreal or impossible – Mutha Bacon's foot flying out of a small handbag to kick Biffa in the teeth, after which she somehow climbs out of the handbag.

Often a rhetorical question is intended as a challenge, with the implication that the question is difficult or impossible to answer.

Often, there may be several personas concerning the same group of individuals, since it is almost impossible to apply all the characteristics of the stakeholder group onto one character.

Often, the objective of escalade was not to take the fortification itself, as it was thought impossible to get sufficient numbers of troops up the ladders.

Often Winnipeg stands in for United States cities, which sadly have modernized their downtowns with steel and glass structures making them all but impossible to use as suitable outdoor locations for stories set in the first half of the 20th century.

Often, robotic telescope software developed at universities becomes impossible to maintain and ultimately obsolete because the graduate students who wrote it move on to new positions, and their institutions lose their knowledge.

; Access to the full terms may be difficult or impossible before acceptance: Often the document being signed is not the full contract ; the purchaser is told that the rest of the terms are in another location.

Often, the eye area swells so much that the eyes become difficult or impossible to close fully.

Often, seemingly impossible problems were overcome simply through perseverance.

Often this would prove to be impossible.

Often operating in weather considered impossible for flying, the squadrons flew most of their missions to supply French partisan groups north of the Loire River in support of the upcoming D-Day invasion.

Often, motifs and initials were stitched on household items to identify their owner, or simply to decorate the otherwise-plain cloth.

Often local officials were assigned minimum quotas of kulaks to identify, and were forced to use their discretionary powers to " find " kulaks wherever they could.

Often, such accusations are controversial and disputed, as the person may not identify with the group of which they are a member, or may otherwise disagree with the group leaders making the charge.

Often there are ribbons to signify rank, division, and department or specialized functions ; ribbons are also used to identify program participants, other noteworthy members ( for example " Past Worldcon Guest of Honor ", " Hugo Award Nominee ", etc.

Often, the child has a large vocabulary and can identify many objects and pictures, but cannot put their language skills to good use.

Often the Bureau of Meteorology identify different weather for ' the hills ' in comparison to that of the Swan Coastal Plain

Often, due to the close proximity to the Portuguese, the Macanese closely identify themselves with Portuguese nationals as opposed to Chinese in the bi-cultural and bi-racial equation.

Often used on conveyor tracks to identify cartons or pallets which need to be routed to another process or shipping location.

Often head coloring helps to identify individual species.

Often, the causes of a problem are not known, in which case root cause analysis is employed to find the causes and identify corrective actions.

Often the data will be used to identify third parties that might be able to assist the process.

Often the best an advertising network can do is to identify which clicks are most likely fraudulent and not charge the account of the advertiser.

Often an area classification plan-view is provided to identify equipment ratings and installation techniques to be used for each classified plant area.