a-a a-b a-q aaa aab aah aan aao aaq aau ab- aba abb abh abn abo abq abu aha ahb ahh ahn aho ahq ahu an- ana anb anh ann ano anq anu aoa aob aoh aon aoo aou aqa aqn aqo au- aua aub auh aun auo b-u baa bab bah ban bao baq bau bba bbb bbh bbn bbo bbq bbu bha bhb bhh bho bhq bhu bna bnb bnn bno bnu boa bob boh bon boo boq bou bua bub buh bun buo buu haa hab hah han hao haq hau hba hbb hbh hbn hbo hbu hha hhb hhh hhn hho hhu hna hnb hnh hnn hno hnu hoa hob hoh hon hoo hou hua hub huh hun huo huq huu naa nab nah nan nao nau nba nbb nbn nbo nbu nha nhb nhh nhn nhu nna nnb nnh nnn nno nnu no- noa nob noh non noo nou nua nub nuh nun nuo nuq nuu oaa oab oah oan oao oaq oau ob- oba obb obh obn obo obu oha ohh ohn oho ohq ohu on- ona onb onh onn ono onu oo- ooa oob ooh oon ooo oqb oqo ou- oua ouh oun ouo qaa qah qan qau qba qbq qnb qnh qoo qqq qqu qu- qua quh quo ua- uaa uab uah uan uao uaq uau uba ubb ubh ubn ubo ubu uha uhb uhh uho uhq uhu un- una unb unh unn uno unq unu uoa uob uon uoo uua uun uuu