三声母 四声母 不限
说明: 含Aa、Ee、Oo
不限 A B C D E F G H J K L M N O P Q R S T W X Y Z
OA OB OC OD OE OF OG OH OJ OK OL OM ON OO OP OQ OR OS OT OW OX OY OZ
ofl (6)
ofq (5)
ofg (4)
ofy (4)
ofz (4)
ofx (3)
ofc (2)
off (2)
ofr (2)
ofe (1)
ofh (1)
ofj (1)
ofn (1)
ofs (1)
oft (1)