a-a a-t aaa aag aao aas aat aay ag- aga agg ago ags agt agy aoa aog aoo aos aot as- asa asg aso ass ast asy at- ata atg ato ats att ay- aya ayo ays ayt gaa gag gao gas gat gay gga ggg ggo ggs ggt goa gog goo gos got goy gsa gsg gso gss gst gta gtg gto gts gtt gty gy- gya gyo gys oaa oag oao oas oat oga ogg ogo ogs ogt ogy oo- ooa oog ooo oos oot os- osa osg oso oss ost ot- ota otg oto ots ott oya oyo oys saa sag sao sas sat say sga sgg sgo sgs sgt soa sog soo sos sot soy ss- ssa ssg sso sss sst sta stg sto sts stt sty sy- sya syg sys syt taa tag tao tas tat tay tga tgg tgo tgs tgt tgy to- toa tog too tos tot toy tsa tsg tso tss tst tsy tta ttg tto tts ttt tty tya tyg tyo tys tyt yaa yag yao yas yat yay yga ygo yog yoo yos yot yoy ysa ysg yso yss yst ysy yta yto yts ytt yyg yys yyt yyy