BOPOMOFO LETTER D
BOPOMOFO LETTER X
BOPOMOFO LETTER Z
BOPOMOFO LETTER AU
BOPOMOFO LETTER OU
BOPOMOFO LETTER ENG
BOPOMOFO LETTER I
BOPOMOFO LETTER U
BOPOMOFO LETTER IU
BOPOMOFO LETTER V
BOPOMOFO LETTER NG
BOPOMOFO LETTER GN
BOPOMOFO LETTER O WITH DOT ABOVE
BOPOMOFO LETTER NN