-ic -ol c-- ccc cch cci cck ccl cco ccp ccs ch- chc chh chi chk chl cho chp chs ci- cic cih cii cik cil cio cip cis ckc ckh cki cko cks cl- clc clh cli clk cll clo clp cls co- coc coh coi cok col coo cop cos cpc cph cpi cpk cpl cpo cpp cps csc csh csi csk csl cso csp css h-i hcc hch hci hck hcl hco hcp hcs hhc hhh hhi hhk hhl hho hhp hhs hic hih hii hik hil hio hip his hkh hki hkk hkl hko hkp hks hlc hlh hli hll hlo hlp hls hoc hoh hoi hok hol hoo hop hos hpc hph hpi hpk hpl hpo hpp hps hsc hsh hsi hsk hsl hsp hss icc ich ici ick icl ico icp ics ihc ihh ihi ihk ihl iho ihp ihs iic iih iii iil iio iip iis ikc iki ikk ikl iko iks il- ilc ilh ili ilk ill ilo ilp ils io- ioc ioh ioi iol ioo iop ios ipc ipi ipl ipo ipp ips is- isc ish isi isk isl iso isp iss kcc kch kci kck kcl kcp kcs khh khi khk kho khs kic kih kii kik kil kio kip kis kkc kkh kki kkk kkl kkp kks kl- klc klh kli klo kls koc koh koi kok kol koo kop kos kpc kph kpi kpk kpl kpo kpp kps ksc ksh ksi ksk ksl kso ksp kss l-p lcc lch lci lck lcl lco lcp lcs lhc lhh lhi lhk lho lhp lhs lic lih lii lik lil lio lip lis lkh lkl lkp lks llc lli llk lll llo llp lls loc loh loi lok lol loo lop los lpc lph lpi lpk lpl lpo lpp lps lsc lsh lsi lsk lsl lso lsp lss o-i oc- occ och oci ock ocl oco ocp ocs ohc ohh ohi ohl oho ohp ohs oic oii oik oil oio oip ois okc oki okk okl oko okp oks olc oli olk oll olo olp ols oo- ooc ooh ooi ook ool ooo oop oos op- opc oph opi opk opl opo opp ops os- osc osh osi osk osl oso osp oss p-p pcc pch pci pck pcl pco pcp pcs phc phi phk phl pho php phs pic pih pii pik pil pio pip pis pkc pki pkl pko pkp pks plc plh pli plk pll plo plp pls poc poh poi pok pol poo pop pos ppc pph ppi ppk ppl ppo ppp pps ps- psc psh psi psk psl pso psp pss scc sch sci sck scl sco scp scs sh- shc shh shi shk shl sho shp shs sic sih sii sik sil sio sip sis sk- skc skh ski skk skl sko skp sks slc slh sli slk sll slo slp sls soc soh soi sok sol soo sop sos spc sph spi spk spl spo spp sps ss- ssc ssh ssi ssk ssl sso ssp sss