-ic c-- ccc ccd cce ccf cci cck ccl ccp cdc cdd cde cdf cdi cdk cdl cdp ce- cec ced cee cef cei cek cel cep cfc cfd cfe cff cfi cfk cfl cfp ci- cic cid cie cif cii cik cil cip ckc ckd cki cl- clc cld cle clf cli clk cll clp cpc cpd cpe cpf cpi cpk cpl cpp dcc dcd dce dcf dci dck dcl dcp ddc ddd dde ddf ddi ddk ddl ddp de- dec ded dee def dei dek del dep dfc dfd dfe dff dfi dfk dfl dfp di- dic did die dif dii dik dil dip dkc dke dki dkk dkl dkp dl- dlc dld dle dlf dli dlk dll dlp dpc dpd dpe dpf dpi dpk dpl dpp ec- ecc ecd ece ecf eci eck ecl ed- edc edd ede edf edi edk edl edp eec eed eee eef eek eel eep ef- efc efd efe eff efi efl efp eic eid eie eif eii eik eil eip ekc ekd eke ekf eki ekl ekp elc eld ele elf eli elk ell elp ep- epc epd epe epf epi epl epp fcc fcd fce fcf fci fck fcl fcp fdc fdd fde fdf fdi fdk fdl fdp fec fed fee fef fei fek fel fep ffc ffd ffe fff ffi ffk ffl ffp fic fid fie fif fii fik fil fip fkc fkf fki fkk fkl fkp flc fld fle flf fli fll flp fpc fpd fpe fpi fpk fpl fpp i-d i-f icc icd ice icf ici ick icl icp idc idd ide idf idi idk idl idp ie- iec ied iee ief iei iek iel iep ifc ifd ife iff ifi ifl ifp iic iid iie iif iii iil iip ikc ike ikf iki ikk ikl il- ilc ild ile ilf ili ilk ill ilp ipc ipd ipe ipf ipi ipl ipp kcc kcd kce kci kck kcl kcp kdc kde kdf kdk kdl kdp ke- kec ked kee kef kei kek kel kep kfc kfd kff kfi kic kid kie kif kii kik kil kip kkc kke kki kkk kkl kkp kl- klc kld klf kli kpc kpd kpe kpf kpi kpk kpl kpp l-p lcc lcd lce lcf lci lck lcl lcp ldc ldd lde ldf ldi ldk ldl ldp lec led lee lef lei lek lel lep lfc lfd lfe lff lfi lfk lfl lfp lic lid lie lif lii lik lil lip lkl lkp llc lld lle llf lli llk lll llp lpc lpd lpe lpf lpi lpk lpl lpp p-p pcc pcd pce pcf pci pck pcl pcp pdc pdd pde pdf pdi pdk pdl pdp pec ped pee pef pei pek pel pep pfc pfd pfe pff pfi pfk pfl pfp pic pid pie pif pii pik pil pip pkc pkd pke pkf pki pkl pkp plc pld ple plf pli plk pll plp ppc ppd ppe ppf ppi ppk ppl ppp