a-a a-b aaa aab aam aan aar aau aay ab- aba abb abm abn abr abu aby ama amb amm amn amr amu amy an- ana anb anm ann anr anu any ar- ara arb arm arn arr aru ary au- aua aub aum aun aur ay- aya ayn ayr ayu b-u baa bab bam ban bar bau bay bba bbb bbm bbn bbr bbu bby bma bmb bmm bmn bmr bmu bna bnb bnn bnr bnu bra brb brm brn brr bru bry bua bub bum bun bur buu buy by- bya bym byn byr byu m-r maa mab mam man mar mau may mba mbb mbm mbr mbu mma mmb mmm mmn mmr mmu mna mnb mnm mnn mnr mnu mra mrb mrm mrn mrr mru mry mua mub mum mun mur muu muy my- mya myb mym myn myr myu naa nab nam nan nar nau nay nba nbb nbm nbn nbr nbu nma nmb nmm nmn nmr nmu nna nnb nnm nnn nnu nra nrb nrm nrn nrr nru nry nua nub num nun nur nuu nuy nya nym nyn nyu nyy ra- raa rab ram ran rar rau ray rba rbb rbm rbn rbr rbu rma rmb rmm rmn rmr rna rnb rnm rnn rnr rnu rny rra rrb rrm rrn rrr rru rua rub rum run rur ruu ruy ry- rya rym ryn ryr ryu ryy ua- uaa uab uam uan uar uau uay uba ubb ubn ubr ubu uby um- uma umb umm umn umr umu un- una unb unm unn unr unu uny ur- ura urb urm urn urr uru ury uua uum uun uur uuu uyu yaa yab yam yan yar yau yay ybm ybr yby yma ymm yna ynn ynu yny yra yrn yru yua yum yun yur yuu yuy yyb yyu yyy