-th a-a a-c a-t aaa aac aag aah aas aat aay ac- aca acc acg ach acs act acy ag- aga agc agg agh ags agt agy aha ahc ahg ahh ahs aht ahy as- asa asc asg ash ass ast asy at- ata atc atg ath ats att ay- aya ayc ayh ays ayt c-- caa cac cag cah cas cat cay cca ccc ccg cch ccs cct cga cgc cgg cgh cgs cgt cgy ch- cha chc chg chh chs cht chy csa csc csg csh css cst csy cta ctc ctg cth cts ctt cty cya cyc cyg cys cyt gaa gac gag gah gas gat gay gca gcc gcg gch gcs gct gga ggc ggg ggh ggs ggt gha ghc ghg ghh ghs ght gsa gsc gsg gss gst gta gtc gtg gth gts gtt gty gy- gya gys haa hac hag hah has hat hay hca hcc hcg hch hcs hct hcy hga hgc hgg hgh hgs hgt hgy hha hhc hhg hhh hhs hht hhy hsa hsc hsg hsh hss hst hsy hta htc htg hth hts htt hty hy- hya hyc hyg hyh hys hyt hyy saa sac sag sah sas sat say sca scc scg sch scs sct sga sgc sgg sgh sgs sgt sh- sha shc shg shh shs sht shy ss- ssa ssc ssg ssh sss sst sta stc stg sth sts stt sty sy- sya syc syg syh sys syt taa tac tag tah tas tat tay tca tcc tcg tch tcs tct tga tgc tgg tgh tgs tgt tgy th- tha thc thg thh ths tht thy tsa tsc tsg tsh tss tst tsy tta ttc ttg tth tts ttt tty tya tyc tyg tys tyt yaa yac yag yah yas yat yay yca ycc ych ycs ycy yga ygc yha yhc yhs yht ysa ysc ysg yss yst ysy yta ytc yth yts ytt yyc yyg yys yyt yyy