-ey a-a a-c a-t aaa aac aae aam aao aat aay ac- aca acc ace acm aco act acy aea aec aee aem aeo aet aey ama amc ame amm amo amt amy aoa aoc aoe aom aoo aot at- ata atc ate atm ato att ay- aya ayc aye ayo ayt c-- caa cac cae cam cao cat cay cca ccc cce ccm cco cct ce- cea cec cee cem ceo cet cey cma cmc cme cmm cmo cmt cmy co- coa coc coe com coo cot coy cta ctc cte ctm cto ctt cty cya cyc cye cym cyo cyt eaa eac eae eam eao eat ec- eca ecc ece ecm eco ect eea eec eee eem eeo eet eey em- ema emc eme emm emo emt eo- eoa eoc eoe eom eoo eot eta etc ete etm eto ett ety eya eyc eye eym eyo eyt m-o maa mac mae mam mao mat may mc- mca mcc mce mcm mco mct mea mec mee mem meo met mey mma mmc mme mmm mmo mmt moa moc moe mom moo mot moy mta mtc mte mtm mto mtt my- mya myc mye mym myo myt oaa oac oae oam oao oat oc- oca occ ocm oco oct oea oec oee oem oeo oet oey om- oma omc ome omm omo omt omy oo- ooa ooc oom ooo oot ot- ota otc ote otm oto ott oya oye oyo taa tac tae tam tao tat tay tca tcc tce tcm tco tct te- tea tec tee tem teo tet tey tma tmc tme tmm tmo tmt tmy to- toa toc toe tom too tot toy tta ttc tte ttm tto ttt tty tya tyc tye tym tyo tyt yaa yac yae yam yao yat yay yca ycc yce yco ycy yea yec yee yem yeo yet yey yma ymc yme ymm ymo ymt yoc yoe yom yoo yot yoy yta ytc yte ytm yto ytt yyc yye yyt yyy