a-a a-c aaa aac aag aan aar aas aay ac- aca acc acg acn acr acs acy ag- aga agc agg agn agr ags agy an- ana anc ang ann anr ans any ar- ara arc arg arn arr ars ary as- asa asc asg asn asr ass asy ay- aya ayc ayn ayr ays c-- caa cac cag can car cas cay cca ccc ccg ccn ccr ccs cga cgc cgg cgn cgr cgs cgy cn- cna cnc cng cnn cnr cns cny cra crc crg crn crr crs cry csa csc csg csn csr css csy cya cyc cyg cyn cyr cys gaa gac gag gan gar gas gay gca gcc gcg gcn gcr gcs gga ggc ggg ggn ggr ggs gna gnc gnn gnr gns gra grc grg grn grr grs gry gsa gsc gsg gsn gsr gss gy- gya gyn gyr gys naa nac nag nan nar nas nay nca ncc ncg ncn ncr ncs nga ngc ngg ngn ngs nna nnc nng nnn nns nra nrc nrg nrn nrr nrs nry nsa nsc nsg nsn nsr nss nsy nya nyc nyg nyn nys nyy ra- raa rac rag ran rar ras ray rca rcc rcg rcn rcr rcs rga rgc rgg rgn rgr rgs rna rnc rng rnn rnr rns rny rra rrc rrg rrn rrr rrs rsa rsc rsg rsn rsr rss ry- rya ryc ryg ryn ryr rys ryy saa sac sag san sar sas say sca scc scg scn scr scs sga sgc sgg sgn sgr sgs sna snc sng snn snr sns sny sr- sra src srg srn srr srs sry ss- ssa ssc ssg ssn ssr sss sy- sya syc syg syn syr sys yaa yac yag yan yar yas yay yca ycc ycs ycy yga ygc yna yng ynn yns yny yra yrc yrg yrn yrs ysa ysc ysg ysr yss ysy yyc yyg yys yyy