-ic c-- ccc cci cck ccl ccm ccs ci- cic cii cik cil cim cis ckc cki ckm cks cl- clc cli clk cll clm cls cmc cmi cmk cml cmm cms csc csi csk csl csm css icc ici ick icl icm ics iic iii iil iim iis ikc iki ikk ikl iks il- ilc ili ilk ill ilm ils im- imc imi iml imm ims is- isc isi isk isl ism iss kcc kci kck kcl kcm kcs kic kii kik kil kim kis kkc kki kkk kkl kkm kks kl- klc kli klm kls kmc kmi kmk kml kmm kms ksc ksi ksk ksl ksm kss lcc lci lck lcl lcm lcs lic lii lik lil lim lis lkl lks llc lli llk lll llm lls lmc lmi lmk lml lmm lms lsc lsi lsk lsl lsm lss mc- mcc mci mck mcl mcm mcs mi- mic mii mik mil mim mis mkc mkk mkl mkm mks mlc mli mlk mll mlm mls mmc mmi mmk mml mmm mms msc msi msk msl msm mss scc sci sck scl scm scs sic sii sik sil sim sis sk- skc ski skk skl skm sks slc sli slk sll slm sls smc smi smk sml smm sms ss- ssc ssi ssk ssl ssm sss