The Unicode Standard v. 5.1 has an ogonek with ‘A’, ‘a’, ‘E’ and ‘e’ in Latin Extended-A, and ‘O’ and ‘o’ in Latin Extended-B. This subrange contains ad- ditional characters with ogonek. The Unicode Standard advises encoding characters of this type as a sequence of the baseline character and the COMBINING OGONEK (0328), and this way of encoding has been given as an alternative for each character below.
LATIN CAPITAL LETTER AE WITH OGONEK
LATIN CAPITAL LETTER C WITH OGONEK
LATIN CAPITAL LETTER O WITH STROKE AND OGONEK
LATIN CAPITAL LIGATURE OE WITH OGONEK
LATIN CAPITAL LETTER T WITH OGONEK
LATIN SMALL LETTER AE WITH OGONEK
LATIN SMALL LETTER C WITH OGONEK
LATIN SMALL LETTER O WITH STROKE AND OGONEK
LATIN SMALL LIGATURE OE WITH OGONEK
LATIN SMALL LETTER T WITH OGONEK
LATIN SMALL LETTER DOTLESS I WITH OGONEK
LATIN CAPITAL LIGATURE AV WITH OGONEK
LATIN SMALL LIGATURE AV WITH OGONEK