-ey c-- ccc cce cch cck cco ccp ccs ce- cec cee ceh cek ceo cep ces cey ch- chc che chh chk cho chp chs chy ckc ckh cko cks cky co- coc coe coh cok coo cop cos coy cpc cpe cph cpk cpo cpp cps csc cse csh csk cso csp css csy cyc cye cyk cyo cyp cys ec- ecc ece ech eck eco ecs eec eee eek eeo eep ees eey ehc ehe ehh eho ehp ehs ekc eke ekh eko ekp eks eky eo- eoc eoe eoh eok eoo eop eos ep- epc epe eph epo epp eps es- esc ese esh esk eso esp ess esy eyc eye eyo eyp eys hcc hce hch hck hco hcp hcs hcy he- hec hee heh hek heo hep hes hey hhc hhe hhh hhk hho hhp hhs hhy hkh hkk hko hkp hks hoc hoe hoh hok hoo hop hos hoy hpc hpe hph hpk hpo hpp hps hpy hsc hse hsh hsk hsp hss hsy hy- hyc hye hyh hyo hyp hys hyy kcc kce kch kck kcp kcs ke- kec kee keh kek keo kep kes key khe khh khk kho khs kkc kke kkh kkk kkp kks kky koc koe koh kok koo kop kos koy kpc kpe kph kpk kpo kpp kps ksc kse ksh ksk kso ksp kss kyc kye kyo kyp kys oc- occ och ock oco ocp ocs oec oee oeh oeo oep oes oey ohc ohe ohh oho ohp ohs okc oke okk oko okp oks oo- ooc ooh ook ooo oop oos op- opc ope oph opk opo opp ops opy os- osc ose osh osk oso osp oss oye oyo oys p-p pcc pce pch pck pco pcp pcs pec pee peh pek peo pep pes pey phc phe phk pho php phs phy pkc pke pko pkp pks pky poc poe poh pok poo pop pos poy ppc ppe pph ppk ppo ppp pps ps- psc pse psh psk pso psp pss psy py- pyc pye pyk pyo pys scc sce sch sck sco scp scs se- sec see seh sek seo sep ses sey sh- shc she shh shk sho shp shs shy sk- skc ske skh skk sko skp sks sky soc soe soh sok soo sop sos soy spc spe sph spk spo spp sps spy ss- ssc sse ssh ssk sso ssp sss sy- syc sye syh syk syp sys ycc yce ych yco ycp ycs ycy yec yee yeh yek yeo yep yes yey yhc yhe yhs ykk yoc yoe yok yoo yop yos yoy ypo yps ysc yse ysk yso ysp yss ysy yyc yye yys yyy