Page "Palatino" Paragraph 8

Palatino nova has reduced support on extended Latin, Greek, Cyrillic characters.

In particular, Greek and Cyrillic is only available in Regular and Bold weight fonts.

However, extended accented Latin characters, ligatures, small letter forms, symbols are available in Private Use Area block.

Palatino nova Titling replaces lowercase characters with true small capitals, and the supports for Greek Extended and Cyrillic characters are reduced.