-ey a-a a-c a-t aaa aac aae aag aao aat aay ac- aca acc ace acg aco act acy aea aec aee aeg aeo aet aey ag- aga agc age agg ago agt agy aoa aoc aoe aog aoo aot at- ata atc ate atg ato att ay- aya ayc aye ayo ayt c-- caa cac cae cag cao cat cay cca ccc cce ccg cco cct ce- cea cec cee ceg ceo cet cey cga cgc cge cgg cgo cgt cgy co- coa coc coe cog coo cot coy cta ctc cte ctg cto ctt cty cya cyc cye cyg cyo cyt eaa eac eae eag eao eat ec- eca ecc ece ecg eco ect eea eec eee eeg eeo eet eey ega egc ege egg ego egt egy eo- eoa eoc eoe eog eoo eot eta etc ete etg eto ett ety eya eyc eye eyo eyt gaa gac gae gag gao gat gay gca gcc gce gcg gco gct ge- gea gec gee geg geo get gey gga ggc ggg ggo ggt goa goc goe gog goo got goy gta gtc gte gtg gto gtt gty gy- gya gye gyo oaa oac oae oag oao oat oc- oca occ ocg oco oct oea oec oee oeg oeo oet oey oga ogc oge ogg ogo ogt ogy oo- ooa ooc oog ooo oot ot- ota otc ote otg oto ott oya oye oyo taa tac tae tag tao tat tay tca tcc tce tcg tco tct te- tea tec tee teg teo tet tey tga tgc tge tgg tgo tgt tgy to- toa toc toe tog too tot toy tta ttc tte ttg tto ttt tty tya tyc tye tyg tyo tyt yaa yac yae yag yao yat yay yca ycc yce yco ycy yea yec yee yeg yeo yet yey yga ygc ygo yoc yoe yog yoo yot yoy yta ytc yte yto ytt yyc yye yyg yyt yyy