a-a a-c a-t aaa aac aan aao aat aay ac- aca acc acn aco act acy an- ana anc ann ano ant any aoa aoc aon aoo aot at- ata atc atn ato att ay- aya ayc ayn ayo ayt c-- caa cac can cao cat cay cca ccc ccn cco cct cn- cna cnc cnn cno cnt cny co- coa coc con coo cot coy cta ctc ctn cto ctt cty cya cyc cyn cyo cyt naa nac nan nao nat nay nca ncc ncn nco nct nna nnc nnn nno nnt no- noa noc non noo not noy nta ntc ntn nto ntt nya nyc nyn nyo nyt nyy oaa oac oan oao oat oc- oca occ ocn oco oct on- ona onc onn ono ont ony oo- ooa ooc oon ooo oot ot- ota otc otn oto ott oya oyo taa tac tan tao tat tay tca tcc tcn tco tct tna tnc tnn tno tnt to- toa toc ton too tot toy tta ttc ttn tto ttt tty tya tyc tyn tyo tyt yaa yac yan yao yat yay yca ycc yco ycy yna ynn yny yoc yon yoo yot yoy yta ytc ytn yto ytt yyc yyt yyy