-ey a-a a-b aaa aab aae aah aam aay ab- aba abb abe abh abm aby aea aeb aee aeh aem aey aha ahb ahe ahh ahm ahy ama amb ame amh amm amy ay- aya aye ayh baa bab bae bah bam bay bba bbb bbe bbh bbm bby be- bea beb bee beh bem bey bha bhb bhe bhh bhm bma bmb bme bmh bmm by- bya bye byh bym eaa eab eae eah eam eba ebb ebe ebh ebm eby eea eeb eee eem eey eha ehb ehe ehh ehm em- ema emb eme emh emm eya eye eym haa hab hae hah ham hay hba hbb hbe hbh hbm hby he- hea heb hee heh hem hey hha hhb hhe hhh hhm hhy hma hmb hme hmh hmm hmy hy- hya hyb hye hyh hym hyy maa mab mae mah mam may mba mbb mbe mbh mbm mea meb mee meh mem mey mha mhh mhm mma mmb mme mmh mmm my- mya myb mye myh mym yaa yab yae yah yam yay ybe ybm yby yea yeb yee yeh yem yey yha yhe yma yme ymm yyb yye yyy