-ic c-- ccc ccd cce ccf cci ccl ccp cdc cdd cde cdf cdi cdl cdp ce- cec ced cee cef cei cel cep cfc cfd cfe cff cfi cfl cfp ci- cic cid cie cif cii cil cip cl- clc cld cle clf cli cll clp cpc cpd cpe cpf cpi cpl cpp dcc dcd dce dcf dci dcl dcp ddc ddd dde ddf ddi ddl ddp de- dec ded dee def dei del dep dfc dfd dfe dff dfi dfl dfp di- dic did die dif dii dil dip dl- dlc dld dle dlf dli dll dlp dpc dpd dpe dpf dpi dpl dpp ec- ecc ecd ece ecf eci ecl ed- edc edd ede edf edi edl edp eec eed eee eef eel eep ef- efc efd efe eff efi efl efp eic eid eie eif eii eil eip elc eld ele elf eli ell elp ep- epc epd epe epf epi epl epp fcc fcd fce fcf fci fcl fcp fdc fdd fde fdf fdi fdl fdp fec fed fee fef fei fel fep ffc ffd ffe fff ffi ffl ffp fic fid fie fif fii fil fip flc fld fle flf fli fll flp fpc fpd fpe fpi fpl fpp i-d i-f icc icd ice icf ici icl icp idc idd ide idf idi idl idp ie- iec ied iee ief iei iel iep ifc ifd ife iff ifi ifl ifp iic iid iie iif iii iil iip il- ilc ild ile ilf ili ill ilp ipc ipd ipe ipf ipi ipl ipp l-p lcc lcd lce lcf lci lcl lcp ldc ldd lde ldf ldi ldl ldp lec led lee lef lei lel lep lfc lfd lfe lff lfi lfl lfp lic lid lie lif lii lil lip llc lld lle llf lli lll llp lpc lpd lpe lpf lpi lpl lpp p-p pcc pcd pce pcf pci pcl pcp pdc pdd pde pdf pdi pdl pdp pec ped pee pef pei pel pep pfc pfd pfe pff pfi pfl pfp pic pid pie pif pii pil pip plc pld ple plf pli pll plp ppc ppd ppe ppf ppi ppl ppp