a-a a-b a-c aaa aab aac aah aam aan aau aay ab- aba abb abc abh abm abn abu aby ac- aca acb acc ach acm acn acu acy aha ahb ahc ahh ahm ahn ahu ahy ama amb amc amh amm amn amu amy an- ana anb anc anh anm ann anu any au- aua aub auc auh aum aun ay- aya ayc ayh ayn ayu b-u baa bab bac bah bam ban bau bay bba bbb bbc bbh bbm bbn bbu bby bca bcb bcc bch bcm bcn bcu bcy bha bhb bhc bhh bhm bhu bma bmb bmc bmh bmm bmn bmu bna bnb bnc bnn bnu bua bub buc buh bum bun buu buy by- bya byc byh bym byn byu c-- caa cab cac cah cam can cau cay cba cbb cbc cbh cbm cbn cbu cby cca ccb ccc cch ccm ccn ccu ch- cha chb chc chh chm chn chu chy cma cmb cmc cmh cmm cmn cmu cmy cn- cna cnb cnc cnh cnm cnn cnu cny cua cub cuc cuh cum cun cuu cuy cya cyb cyc cym cyn haa hab hac hah ham han hau hay hba hbb hbc hbh hbm hbn hbu hby hca hcb hcc hch hcm hcn hcy hha hhb hhc hhh hhm hhn hhu hhy hma hmb hmc hmh hmm hmu hmy hna hnb hnc hnh hnn hnu hny hua hub huc huh hum hun huu huy hy- hya hyb hyc hyh hym hyn hyy maa mab mac mah mam man mau may mba mbb mbc mbh mbm mbu mc- mca mcb mcc mch mcm mcn mcu mha mhc mhh mhm mhn mhu mma mmb mmc mmh mmm mmn mmu mna mnb mnc mnm mnn mnu mua mub muc muh mum mun muu muy my- mya myb myc myh mym myn myu naa nab nac nah nam nan nau nay nba nbb nbc nbm nbn nbu nca ncb ncc nch ncm ncn ncu nha nhb nhc nhh nhm nhn nhu nhy nma nmb nmc nmh nmm nmn nmu nna nnb nnc nnh nnm nnn nnu nua nub nuc nuh num nun nuu nuy nya nyc nym nyn nyu nyy ua- uaa uab uac uah uam uan uau uay uba ubb ubc ubh ubn ubu uby uca ucb ucc uch ucm ucn ucu uha uhb uhc uhh uhm uhu uhy um- uma umb umc umh umm umn umu un- una unb unc unh unm unn unu uny uua uuc uum uun uuu uyc uyu yaa yab yac yah yam yan yau yay ybc ybm yby yca ycc ych ycu ycy yha yhc yhu yma ymc ymm yna ynn ynu yny yua yuh yum yun yuu yuy yyb yyc yyu yyy