Lowercase Cyrillic u with two dots above, an umlauted u used in Altai, Khakas and Mari alphabets.
U+04F0CYRILLIC CAPITAL LETTER U WITH DIAERESISU+04F2CYRILLIC CAPITAL LETTER U WITH DOUBLE ACUTEU+04EFCYRILLIC SMALL LETTER U WITH MACRONU+04F3CYRILLIC SMALL LETTER U WITH DOUBLE ACUTEU+04EECYRILLIC CAPITAL LETTER U WITH MACRONU+04F4CYRILLIC CAPITAL LETTER CHE WITH DIAERESISU+04EDCYRILLIC SMALL LETTER E WITH DIAERESISU+04F5CYRILLIC SMALL LETTER CHE WITH DIAERESISU+04ECCYRILLIC CAPITAL LETTER E WITH DIAERESISU+04F6CYRILLIC CAPITAL LETTER GHE WITH DESCENDERU+04EBCYRILLIC SMALL LETTER BARRED O WITH DIAERESISU+04F7CYRILLIC SMALL LETTER GHE WITH DESCENDER256 characters in the Cyrillic Unicode block, from number 242.
U+04F1CYRILLIC SMALL LETTER U WITH DIAERESISU+04F2CYRILLIC CAPITAL LETTER U WITH DOUBLE ACUTEU+04F3CYRILLIC SMALL LETTER U WITH DOUBLE ACUTEU+04F4CYRILLIC CAPITAL LETTER CHE WITH DIAERESISU+04F5CYRILLIC SMALL LETTER CHE WITH DIAERESISU+04F6CYRILLIC CAPITAL LETTER GHE WITH DESCENDERU+04F7CYRILLIC SMALL LETTER GHE WITH DESCENDERU+04F8CYRILLIC CAPITAL LETTER YERU WITH DIAERESISU+04F9CYRILLIC SMALL LETTER YERU WITH DIAERESISU+04FACYRILLIC CAPITAL LETTER GHE WITH STROKE AND HOOKU+04FBCYRILLIC SMALL LETTER GHE WITH STROKE AND HOOKU+04FCCYRILLIC CAPITAL LETTER HA WITH HOOKU+04FDCYRILLIC SMALL LETTER HA WITH HOOKU+04FECYRILLIC CAPITAL LETTER HA WITH STROKEU+04FFCYRILLIC SMALL LETTER HA WITH STROKE