-ic c-- ccc cci cck ccl ccn ccs ci- cic cii cik cil cin cis ckc cki cks cl- clc cli clk cll cln cls cn- cnc cni cnl cnn cns csc csi csk csl csn css icc ici ick icl icn ics iic iii iil iin iis ikc iki ikk ikl iks il- ilc ili ilk ill iln ils in- inc ini ink inl inn ins is- isc isi isk isl isn iss kcc kci kck kcl kcn kcs kic kii kik kil kin kis kkc kki kkk kkl kkn kks kl- klc kli kls kn- knc kni knk knl knn ksc ksi ksk ksl ksn kss lcc lci lck lcl lcn lcs lic lii lik lil lin lis lkl lks llc lli llk lll lln lls lnc lni lnk lnl lnn lns lsc lsi lsk lsl lsn lss n-i ncc nci nck ncl ncn ncs nic nii nik nil nin nis nkc nki nkk nkn nks nlc nli nlk nll nln nls nnc nni nnk nnl nnn nns nsc nsi nsk nsl nsn nss scc sci sck scl scn scs sic sii sik sil sin sis sk- skc ski skk skl sks slc sli slk sll sln sls snc sni snk snl snn sns ss- ssc ssi ssk ssl ssn sss