-ic c-- ccc cci ccl ccn ccs ci- cic cii cil cin cis cl- clc cli cll cln cls cn- cnc cni cnl cnn cns csc csi csl csn css icc ici icl icn ics iic iii iil iin iis il- ilc ili ill iln ils in- inc ini inl inn ins is- isc isi isl isn iss lcc lci lcl lcn lcs lic lii lil lin lis llc lli lll lln lls lnc lni lnl lnn lns lsc lsi lsl lsn lss n-i ncc nci ncl ncn ncs nic nii nil nin nis nlc nli nll nln nls nnc nni nnl nnn nns nsc nsi nsl nsn nss scc sci scl scn scs sic sii sil sin sis slc sli sll sln sls snc sni snl snn sns ss- ssc ssi ssl ssn sss