-ic c-- ccc cce cch cci cck cco ccp ccs ce- cec cee ceh cei cek ceo cep ces ch- chc che chh chi chk cho chp chs ci- cic cie cih cii cik cio cip cis ckc ckh cki cko cks co- coc coe coh coi cok coo cop cos cpc cpe cph cpi cpk cpo cpp cps csc cse csh csi csk cso csp css ec- ecc ece ech eci eck eco ecs eec eee eek eeo eep ees ehc ehe ehh ehi eho ehp ehs eic eie eii eik eio eip eis ekc eke ekh eki eko ekp eks eo- eoc eoe eoh eoi eok eoo eop eos ep- epc epe eph epi epo epp eps es- esc ese esh esi esk eso esp ess h-i hcc hce hch hci hck hco hcp hcs he- hec hee heh hei hek heo hep hes hhc hhe hhh hhi hhk hho hhp hhs hic hie hih hii hik hio hip his hkh hki hkk hko hkp hks hoc hoe hoh hoi hok hoo hop hos hpc hpe hph hpi hpk hpo hpp hps hsc hse hsh hsi hsk hsp hss icc ice ich ici ick ico icp ics ie- iec iee iei iek iep ies ihc ihe ihh ihi ihk iho ihp ihs iic iie iih iii iio iip iis ikc ike iki ikk iko iks io- ioc ioe ioh ioi ioo iop ios ipc ipe ipi ipo ipp ips is- isc ise ish isi isk iso isp iss kcc kce kch kci kck kcp kcs ke- kec kee keh kei kek keo kep kes khe khh khi khk kho khs kic kie kih kii kik kio kip kis kkc kke kkh kki kkk kkp kks koc koe koh koi kok koo kop kos kpc kpe kph kpi kpk kpo kpp kps ksc kse ksh ksi ksk kso ksp kss o-i oc- occ och oci ock oco ocp ocs oec oee oeh oei oeo oep oes ohc ohe ohh ohi oho ohp ohs oic oie oii oik oio oip ois okc oke oki okk oko okp oks oo- ooc ooh ooi ook ooo oop oos op- opc ope oph opi opk opo opp ops os- osc ose osh osi osk oso osp oss p-p pcc pce pch pci pck pco pcp pcs pec pee peh pei pek peo pep pes phc phe phi phk pho php phs pic pie pih pii pik pio pip pis pkc pke pki pko pkp pks poc poe poh poi pok poo pop pos ppc ppe pph ppi ppk ppo ppp pps ps- psc pse psh psi psk pso psp pss scc sce sch sci sck sco scp scs se- sec see seh sei sek seo sep ses sh- shc she shh shi shk sho shp shs sic sie sih sii sik sio sip sis sk- skc ske skh ski skk sko skp sks soc soe soh soi sok soo sop sos spc spe sph spi spk spo spp sps ss- ssc sse ssh ssi ssk sso ssp sss