a-a a-c a-t aaa aac aan aar aas aat aay ac- aca acc acn acr acs act acy an- ana anc ann anr ans ant any ar- ara arc arn arr ars art ary as- asa asc asn asr ass ast asy at- ata atc atn atr ats att ay- aya ayc ayn ayr ays ayt c-- caa cac can car cas cat cay cca ccc ccn ccr ccs cct cn- cna cnc cnn cnr cns cnt cny cra crc crn crr crs crt cry csa csc csn csr css cst csy cta ctc ctn ctr cts ctt cty cya cyc cyn cyr cys cyt naa nac nan nar nas nat nay nca ncc ncn ncr ncs nct nna nnc nnn nns nnt nra nrc nrn nrr nrs nrt nry nsa nsc nsn nsr nss nst nsy nta ntc ntn ntr nts ntt nya nyc nyn nys nyt nyy ra- raa rac ran rar ras rat ray rca rcc rcn rcr rcs rct rna rnc rnn rnr rns rnt rny rra rrc rrn rrr rrs rrt rsa rsc rsn rsr rss rst rta rtc rtn rtr rts rtt rty ry- rya ryc ryn ryr rys ryy saa sac san sar sas sat say sca scc scn scr scs sct sna snc snn snr sns snt sny sr- sra src srn srr srs srt sry ss- ssa ssc ssn ssr sss sst sta stc stn str sts stt sty sy- sya syc syn syr sys syt taa tac tan tar tas tat tay tca tcc tcn tcr tcs tct tna tnc tnn tnr tns tnt tra trc trn trr trs trt try tsa tsc tsn tsr tss tst tsy tta ttc ttn ttr tts ttt tty tya tyc tyn tyr tys tyt yaa yac yan yar yas yat yay yca ycc ycs ycy yna ynn yns yny yra yrc yrn yrs yrt ysa ysc ysr yss yst ysy yta ytc ytn ytr yts ytt yyc yys yyt yyy