-ol c-- ccc cch cck ccl cco ccr ccs ch- chc chh chk chl cho chr chs ckc ckh cko cks cl- clc clh clk cll clo clr cls co- coc coh cok col coo cor cos crc crh crk crl cro crr crs csc csh csk csl cso csr css hcc hch hck hcl hco hcr hcs hhc hhh hhk hhl hho hhr hhs hkh hkk hkl hko hkr hks hlc hlh hll hlo hlr hls hoc hoh hok hol hoo hor hos hr- hrc hrh hrk hrl hro hrr hrs hsc hsh hsk hsl hsr hss kcc kch kck kcl kcr kcs khh khk kho khr khs kkc kkh kkk kkl kkr kks kl- klc klh klo klr kls koc koh kok kol koo kor kos krc krk krl kro krr krs ksc ksh ksk ksl kso ksr kss lcc lch lck lcl lco lcr lcs lhc lhh lhk lho lhr lhs lkh lkl lkr lks llc llk lll llo llr lls loc loh lok lol loo lor los lrc lrh lrk lro lrr lrs lsc lsh lsk lsl lso lsr lss oc- occ och ock ocl oco ocr ocs ohc ohh ohl oho ohr ohs okc okk okl oko okr oks olc olk oll olo ols oo- ooc ooh ook ool ooo oor oos or- orc orh ork orl oro orr ors os- osc osh osk osl oso osr oss rcc rch rcl rco rcr rcs rh- rhc rhh rhl rho rhr rhs rkc rkk rko rks rlc rlh rll rlo rlr rls roc roh rok rol roo ror ros rrc rrh rrk rrl rrr rrs rsc rsh rsk rsl rso rsr rss scc sch sck scl sco scr scs sh- shc shh shk shl sho shr shs sk- skc skh skk skl sko skr sks slc slh slk sll slo slr sls soc soh sok sol soo sor sos sr- src srh srk srl sro srr srs ss- ssc ssh ssk ssl sso ssr sss