-ic c-- ccc cce cci cck ccl ccp ce- cec cee cei cek cel cep ci- cic cie cii cik cil cip ckc cki cl- clc cle cli clk cll clp cpc cpe cpi cpk cpl cpp ec- ecc ece eci eck ecl eec eee eek eel eep eic eie eii eik eil eip ekc eke eki ekl ekp elc ele eli elk ell elp ep- epc epe epi epl epp icc ice ici ick icl icp ie- iec iee iei iek iel iep iic iie iii iil iip ikc ike iki ikk ikl il- ilc ile ili ilk ill ilp ipc ipe ipi ipl ipp kcc kce kci kck kcl kcp ke- kec kee kei kek kel kep kic kie kii kik kil kip kkc kke kki kkk kkl kkp kl- klc kli kpc kpe kpi kpk kpl kpp l-p lcc lce lci lck lcl lcp lec lee lei lek lel lep lic lie lii lik lil lip lkl lkp llc lle lli llk lll llp lpc lpe lpi lpk lpl lpp p-p pcc pce pci pck pcl pcp pec pee pei pek pel pep pic pie pii pik pil pip pkc pke pki pkl pkp plc ple pli plk pll plp ppc ppe ppi ppk ppl ppp