BOPOMOFO LETTER O
BOPOMOFO LETTER B
BOPOMOFO LETTER P
BOPOMOFO LETTER D
BOPOMOFO LETTER N
BOPOMOFO LETTER Q
BOPOMOFO LETTER ZH
BOPOMOFO LETTER CH
BOPOMOFO LETTER C
BOPOMOFO LETTER EH
BOPOMOFO LETTER AI
BOPOMOFO LETTER AN
BOPOMOFO LETTER I
BOPOMOFO LETTER NG
BOPOMOFO LETTER GN
BOPOMOFO LETTER O WITH DOT ABOVE