-ic c-- ccc cch cci cck cco ccp ccs ch- chc chh chi chk cho chp chs ci- cic cih cii cik cio cip cis ckc ckh cki cko cks co- coc coh coi cok coo cop cos cpc cph cpi cpk cpo cpp cps csc csh csi csk cso csp css h-i hcc hch hci hck hco hcp hcs hhc hhh hhi hhk hho hhp hhs hic hih hii hik hio hip his hkh hki hkk hko hkp hks hoc hoh hoi hok hoo hop hos hpc hph hpi hpk hpo hpp hps hsc hsh hsi hsk hsp hss icc ich ici ick ico icp ics ihc ihh ihi ihk iho ihp ihs iic iih iii iio iip iis ikc iki ikk iko iks io- ioc ioh ioi ioo iop ios ipc ipi ipo ipp ips is- isc ish isi isk iso isp iss kcc kch kci kck kcp kcs khh khi khk kho khs kic kih kii kik kio kip kis kkc kkh kki kkk kkp kks koc koh koi kok koo kop kos kpc kph kpi kpk kpo kpp kps ksc ksh ksi ksk kso ksp kss o-i oc- occ och oci ock oco ocp ocs ohc ohh ohi oho ohp ohs oic oii oik oio oip ois okc oki okk oko okp oks oo- ooc ooh ooi ook ooo oop oos op- opc oph opi opk opo opp ops os- osc osh osi osk oso osp oss p-p pcc pch pci pck pco pcp pcs phc phi phk pho php phs pic pih pii pik pio pip pis pkc pki pko pkp pks poc poh poi pok poo pop pos ppc pph ppi ppk ppo ppp pps ps- psc psh psi psk pso psp pss scc sch sci sck sco scp scs sh- shc shh shi shk sho shp shs sic sih sii sik sio sip sis sk- skc skh ski skk sko skp sks soc soh soi sok soo sop sos spc sph spi spk spo spp sps ss- ssc ssh ssi ssk sso ssp sss