-ic c-- ccc ccd cce cci cck ccl ccp cdc cdd cde cdi cdk cdl cdp ce- cec ced cee cei cek cel cep ci- cic cid cie cii cik cil cip ckc ckd cki cl- clc cld cle cli clk cll clp cpc cpd cpe cpi cpk cpl cpp dcc dcd dce dci dck dcl dcp ddc ddd dde ddi ddk ddl ddp de- dec ded dee dei dek del dep di- dic did die dii dik dil dip dkc dke dki dkk dkl dkp dl- dlc dld dle dli dlk dll dlp dpc dpd dpe dpi dpk dpl dpp ec- ecc ecd ece eci eck ecl ed- edc edd ede edi edk edl edp eec eed eee eek eel eep eic eid eie eii eik eil eip ekc ekd eke eki ekl ekp elc eld ele eli elk ell elp ep- epc epd epe epi epl epp i-d icc icd ice ici ick icl icp idc idd ide idi idk idl idp ie- iec ied iee iei iek iel iep iic iid iie iii iil iip ikc ike iki ikk ikl il- ilc ild ile ili ilk ill ilp ipc ipd ipe ipi ipl ipp kcc kcd kce kci kck kcl kcp kdc kde kdk kdl kdp ke- kec ked kee kei kek kel kep kic kid kie kii kik kil kip kkc kke kki kkk kkl kkp kl- klc kld kli kpc kpd kpe kpi kpk kpl kpp l-p lcc lcd lce lci lck lcl lcp ldc ldd lde ldi ldk ldl ldp lec led lee lei lek lel lep lic lid lie lii lik lil lip lkl lkp llc lld lle lli llk lll llp lpc lpd lpe lpi lpk lpl lpp p-p pcc pcd pce pci pck pcl pcp pdc pdd pde pdi pdk pdl pdp pec ped pee pei pek pel pep pic pid pie pii pik pil pip pkc pkd pke pki pkl pkp plc pld ple pli plk pll plp ppc ppd ppe ppi ppk ppl ppp