BOPOMOFO LETTER X
BOPOMOFO LETTER B
BOPOMOFO LETTER F
BOPOMOFO LETTER G
BOPOMOFO LETTER ZH
BOPOMOFO LETTER Z
BOPOMOFO LETTER S
BOPOMOFO LETTER A
BOPOMOFO LETTER O
BOPOMOFO LETTER E
BOPOMOFO LETTER EH
BOPOMOFO LETTER EI
BOPOMOFO LETTER AN
BOPOMOFO LETTER ANG
BOPOMOFO LETTER NG
BOPOMOFO LETTER O WITH DOT ABOVE