a-a a-b a-c a-z aaa aab aac aah aam aan aau aaz ab- aba abb abc abh abm abn abu abz ac- aca acb acc ach acm acn acu acz aha ahb ahc ahh ahm ahn ahu ahz ama amb amc amh amm amn amu amz an- ana anb anc anh anm ann anu anz au- aua aub auc auh aum aun auz az- aza azb azm azn azu azz b-u baa bab bac bah bam ban bau baz bba bbb bbc bbh bbm bbn bbu bca bcb bcc bch bcm bcn bcu bcz bha bhb bhc bhh bhm bhu bma bmb bmc bmh bmm bmn bmu bmz bna bnb bnc bnn bnu bnz bua bub buc buh bum bun buu buz bza bzh bzn bzu bzz c-- caa cab cac cah cam can cau caz cba cbb cbc cbh cbm cbn cbu cbz cca ccb ccc cch ccm ccn ccu ccz ch- cha chb chc chh chm chn chu chz cma cmb cmc cmh cmm cmn cmu cn- cna cnb cnc cnh cnm cnn cnu cua cub cuc cuh cum cun cuu cuz cz- czc czm haa hab hac hah ham han hau haz hba hbb hbc hbh hbm hbn hbu hbz hca hcb hcc hch hcm hcn hha hhb hhc hhh hhm hhn hhu hhz hma hmb hmc hmh hmm hmu hmz hna hnb hnc hnh hnn hnu hnz hua hub huc huh hum hun huu huz maa mab mac mah mam man mau maz mba mbb mbc mbh mbm mbu mc- mca mcb mcc mch mcm mcn mcu mcz mha mhc mhh mhm mhn mhu mhz mma mmb mmc mmh mmm mmn mmu mmz mna mnb mnc mnm mnn mnu mnz mua mub muc muh mum mun muu mza mzb mzm mzn naa nab nac nah nam nan nau naz nba nbb nbc nbm nbn nbu nca ncb ncc nch ncm ncn ncu nha nhb nhc nhh nhm nhn nhu nhz nma nmb nmc nmh nmm nmn nmu nmz nna nnb nnc nnh nnm nnn nnu nnz nua nub nuc nuh num nun nuu nzb nzz ua- uaa uab uac uah uam uan uau uaz uba ubb ubc ubh ubn ubu uca ucb ucc uch ucm ucn ucu uha uhb uhc uhh uhm uhu um- uma umb umc umh umm umn umu un- una unb unc unh unm unn unu uua uuc uum uun uuu uza uzb uzh uzu zaa zab zac zah zam zan zaz zbb zbc zbm zha zhc zhu zma zmb zmc zmm znc znn zub zuc zum zun zuz zzz