c-- ccc cch cco ccp ccr ccs ch- chc chh cho chp chr chs chy co- coc coh coo cop cor cos coy cpc cph cpo cpp cpr cps crc crh cro crp crr crs cry csc csh cso csp csr css csy cyc cyo cyp cyr cys hcc hch hco hcp hcr hcs hcy hhc hhh hho hhp hhr hhs hhy hoc hoh hoo hop hor hos hoy hpc hph hpo hpp hpr hps hpy hr- hrc hrh hro hrp hrr hrs hsc hsh hsp hsr hss hsy hy- hyc hyh hyo hyp hyr hys hyy oc- occ och oco ocp ocr ocs ohc ohh oho ohp ohr ohs oo- ooc ooh ooo oop oor oos op- opc oph opo opp opr ops opy or- orc orh oro orp orr ors ory os- osc osh oso osp osr oss oyo oys p-p pcc pch pco pcp pcr pcs phc pho php phr phs phy poc poh poo pop por pos poy ppc pph ppo ppp ppr pps prc prh pro prp prr prs pry ps- psc psh pso psp psr pss psy py- pyc pyo pyr pys rcc rch rco rcp rcr rcs rh- rhc rhh rho rhp rhr rhs roc roh roo rop ror ros roy rpc rph rpo rpp rpr rps rrc rrh rrp rrr rrs rsc rsh rso rsp rsr rss ry- ryc ryo ryr rys ryy scc sch sco scp scr scs sh- shc shh sho shp shr shs shy soc soh soo sop sor sos soy spc sph spo spp spr sps spy sr- src srh sro srp srr srs sry ss- ssc ssh sso ssp ssr sss sy- syc syh syp syr sys ycc ych yco ycp ycs ycy yhc yhs yoc yoo yop yor yos yoy ypo yps yrc yro yrp yrs ysc yso ysp ysr yss ysy yyc yys yyy