-th c-- ccc cch cco ccp ccr ccs cct ch- chc chh cho chp chr chs cht chy co- coc coh coo cop cor cos cot coy cpc cph cpo cpp cpr cps cpt crc crh cro crp crr crs crt cry csc csh cso csp csr css cst csy ctc cth cto ctp ctr cts ctt cty cyc cyo cyp cyr cys cyt hcc hch hco hcp hcr hcs hct hcy hhc hhh hho hhp hhr hhs hht hhy hoc hoh hoo hop hor hos hot hoy hpc hph hpo hpp hpr hps hpt hpy hr- hrc hrh hro hrp hrr hrs hrt hsc hsh hsp hsr hss hst hsy htc hth hto htp htr hts htt hty hy- hyc hyh hyo hyp hyr hys hyt hyy oc- occ och oco ocp ocr ocs oct ohc ohh oho ohp ohr ohs oht oo- ooc ooh ooo oop oor oos oot op- opc oph opo opp opr ops opt opy or- orc orh oro orp orr ors ort ory os- osc osh oso osp osr oss ost ot- otc oth oto otp otr ots ott oyo oys p-p pcc pch pco pcp pcr pcs pct phc pho php phr phs pht phy poc poh poo pop por pos pot poy ppc pph ppo ppp ppr pps ppt prc prh pro prp prr prs prt pry ps- psc psh pso psp psr pss pst psy pt- ptc pth pto ptp ptr pts ptt pty py- pyc pyo pyr pys pyt rcc rch rco rcp rcr rcs rct rh- rhc rhh rho rhp rhr rhs rht roc roh roo rop ror ros rot roy rpc rph rpo rpp rpr rps rpt rrc rrh rrp rrr rrs rrt rsc rsh rso rsp rsr rss rst rtc rto rtp rtr rts rtt rty ry- ryc ryo ryr rys ryy scc sch sco scp scr scs sct sh- shc shh sho shp shr shs sht shy soc soh soo sop sor sos sot soy spc sph spo spp spr sps spt spy sr- src srh sro srp srr srs srt sry ss- ssc ssh sso ssp ssr sss sst stc sth sto stp str sts stt sty sy- syc syh syp syr sys syt tcc tch tco tcp tcr tcs tct th- thc thh tho thp thr ths tht thy to- toc toh too top tor tos tot toy tpc tph tpo tpp tpr tps tpt trc trh tro trp trr trs trt try tsc tsh tso tsp tsr tss tst tsy ttc tth tto ttp ttr tts ttt tty tyc tyo typ tyr tys tyt ycc ych yco ycp ycs ycy yhc yhs yht yoc yoo yop yor yos yot yoy ypo yps yrc yro yrp yrs yrt ysc yso ysp ysr yss yst ysy ytc yth yto ytp ytr yts ytt yyc yys yyt yyy