-th a-a a-c a-t aaa aac aah aao aar aas aat aay ac- aca acc ach aco acr acs act acy aha ahc ahh aho ahr ahs aht ahy aoa aoc aoh aoo aor aos aot ar- ara arc arh aro arr ars art ary as- asa asc ash aso asr ass ast asy at- ata atc ath ato atr ats att ay- aya ayc ayh ayo ayr ays ayt c-- caa cac cah cao car cas cat cay cca ccc cch cco ccr ccs cct ch- cha chc chh cho chr chs cht chy co- coa coc coh coo cor cos cot coy cra crc crh cro crr crs crt cry csa csc csh cso csr css cst csy cta ctc cth cto ctr cts ctt cty cya cyc cyo cyr cys cyt haa hac hah hao har has hat hay hca hcc hch hco hcr hcs hct hcy hha hhc hhh hho hhr hhs hht hhy hoa hoc hoh hoo hor hos hot hoy hr- hra hrc hrh hro hrr hrs hrt hsa hsc hsh hsr hss hst hsy hta htc hth hto htr hts htt hty hy- hya hyc hyh hyo hyr hys hyt hyy oaa oac oah oao oar oas oat oc- oca occ och oco ocr ocs oct oha ohc ohh oho ohr ohs oht oo- ooa ooc ooh ooo oor oos oot or- ora orc orh oro orr ors ort ory os- osa osc osh oso osr oss ost ot- ota otc oth oto otr ots ott oya oyo oys ra- raa rac rah rao rar ras rat ray rca rcc rch rco rcr rcs rct rh- rha rhc rhh rho rhr rhs rht roa roc roh roo ror ros rot roy rra rrc rrh rrr rrs rrt rsa rsc rsh rso rsr rss rst rta rtc rto rtr rts rtt rty ry- rya ryc ryo ryr rys ryy saa sac sah sao sar sas sat say sca scc sch sco scr scs sct sh- sha shc shh sho shr shs sht shy soa soc soh soo sor sos sot soy sr- sra src srh sro srr srs srt sry ss- ssa ssc ssh sso ssr sss sst sta stc sth sto str sts stt sty sy- sya syc syh syr sys syt taa tac tah tao tar tas tat tay tca tcc tch tco tcr tcs tct th- tha thc thh tho thr ths tht thy to- toa toc toh too tor tos tot toy tra trc trh tro trr trs trt try tsa tsc tsh tso tsr tss tst tsy tta ttc tth tto ttr tts ttt tty tya tyc tyo tyr tys tyt yaa yac yah yao yar yas yat yay yca ycc ych yco ycs ycy yha yhc yhs yht yoc yoo yor yos yot yoy yra yrc yro yrs yrt ysa ysc yso ysr yss yst ysy yta ytc yth yto ytr yts ytt yyc yys yyt yyy