a-a a-b aaa aab aah aam aan aau ab- aba abb abh abm abn abu aha ahb ahh ahm ahn ahu ama amb amh amm amn amu an- ana anb anh anm ann anu au- aua aub auh aum aun b-u baa bab bah bam ban bau bba bbb bbh bbm bbn bbu bha bhb bhh bhm bhu bma bmb bmh bmm bmn bmu bna bnb bnn bnu bua bub buh bum bun buu haa hab hah ham han hau hba hbb hbh hbm hbn hbu hha hhb hhh hhm hhn hhu hma hmb hmh hmm hmu hna hnb hnh hnn hnu hua hub huh hum hun huu maa mab mah mam man mau mba mbb mbh mbm mbu mha mhh mhm mhn mhu mma mmb mmh mmm mmn mmu mna mnb mnm mnn mnu mua mub muh mum mun muu naa nab nah nam nan nau nba nbb nbm nbn nbu nha nhb nhh nhm nhn nhu nma nmb nmh nmm nmn nmu nna nnb nnh nnm nnn nnu nua nub nuh num nun nuu ua- uaa uab uah uam uan uau uba ubb ubh ubn ubu uha uhb uhh uhm uhu um- uma umb umh umm umn umu un- una unb unh unm unn unu uua uum uun uuu