-ic -ol c-- ccc cci cck ccl ccm cco ccr ccs ci- cic cii cik cil cim cio cir cis ckc cki ckm cko cks cl- clc cli clk cll clm clo clr cls cmc cmi cmk cml cmm cmo cmr cms co- coc coi cok col com coo cor cos crc cri crk crl crm cro crr crs csc csi csk csl csm cso csr css icc ici ick icl icm ico icr ics iic iii iil iim iio iir iis ikc iki ikk ikl iko ikr iks il- ilc ili ilk ill ilm ilo ilr ils im- imc imi iml imm imo ims io- ioc ioi iol iom ioo ior ios ir- irc iri irk irl irm iro irr irs is- isc isi isk isl ism iso isr iss kcc kci kck kcl kcm kcr kcs kic kii kik kil kim kio kir kis kkc kki kkk kkl kkm kkr kks kl- klc kli klm klo klr kls kmc kmi kmk kml kmm kmo kms koc koi kok kol kom koo kor kos krc kri krk krl kro krr krs ksc ksi ksk ksl ksm kso ksr kss lcc lci lck lcl lcm lco lcr lcs lic lii lik lil lim lio lir lis lkl lkr lks llc lli llk lll llm llo llr lls lmc lmi lmk lml lmm lmo lmr lms loc loi lok lol lom loo lor los lrc lri lrk lrm lro lrr lrs lsc lsi lsk lsl lsm lso lsr lss m-o m-r mc- mcc mci mck mcl mcm mco mcr mcs mi- mic mii mik mil mim mio mir mis mkc mkk mkl mkm mko mkr mks mlc mli mlk mll mlm mlo mlr mls mmc mmi mmk mml mmm mmo mmr mms moc moi mok mol mom moo mor mos mrc mri mrk mrl mrm mro mrr mrs msc msi msk msl msm mso msr mss o-i oc- occ oci ock ocl ocm oco ocr ocs oic oii oik oil oim oio oir ois okc oki okk okl oko okr oks olc oli olk oll olm olo ols om- omc omi oml omm omo omr oms oo- ooc ooi ook ool oom ooo oor oos or- orc ori ork orl orm oro orr ors os- osc osi osk osl osm oso osr oss rcc rci rcl rcm rco rcr rcs ric rii rik ril rim rio rir ris rkc rkk rkm rko rks rlc rli rll rlm rlo rlr rls rmc rmi rml rmm rmo rmr rms roc roi rok rol rom roo ror ros rrc rri rrk rrl rrm rrr rrs rsc rsi rsk rsl rsm rso rsr rss scc sci sck scl scm sco scr scs sic sii sik sil sim sio sir sis sk- skc ski skk skl skm sko skr sks slc sli slk sll slm slo slr sls smc smi smk sml smm smo smr sms soc soi sok sol som soo sor sos sr- src sri srk srl srm sro srr srs ss- ssc ssi ssk ssl ssm sso ssr sss