-ic c-- ccc ccd cce ccf cci cck ccl ccm cdc cdd cde cdf cdi cdk cdl cdm ce- cec ced cee cef cei cek cel cem cfc cfd cfe cff cfi cfk cfl cfm ci- cic cid cie cif cii cik cil cim ckc ckd cki ckm cl- clc cld cle clf cli clk cll clm cmc cmd cme cmf cmi cmk cml cmm dcc dcd dce dcf dci dck dcl dcm ddc ddd dde ddf ddi ddk ddl ddm de- dec ded dee def dei dek del dem dfc dfd dfe dff dfi dfk dfl dfm di- dic did die dif dii dik dil dim dkc dke dki dkk dkl dkm dl- dlc dld dle dlf dli dlk dll dlm dmc dmd dme dmf dmi dmk dml dmm ec- ecc ecd ece ecf eci eck ecl ecm ed- edc edd ede edf edi edk edl edm eec eed eee eef eek eel eem ef- efc efd efe eff efi efl efm eic eid eie eif eii eik eil eim ekc ekd eke ekf eki ekl elc eld ele elf eli elk ell elm em- emc emd eme emf emi emk eml emm fcc fcd fce fcf fci fck fcl fcm fdc fdd fde fdf fdi fdk fdl fdm fec fed fee fef fei fek fel fem ffc ffd ffe fff ffi ffk ffl ffm fic fid fie fif fii fik fil fim fkc fkf fki fkk fkl fkm flc fld fle flf fli fll flm fmc fmd fme fmf fmi fml fmm i-d i-f icc icd ice icf ici ick icl icm idc idd ide idf idi idk idl idm ie- iec ied iee ief iei iek iel iem ifc ifd ife iff ifi ifl ifm iic iid iie iif iii iil iim ikc ike ikf iki ikk ikl il- ilc ild ile ilf ili ilk ill ilm im- imc imd ime imf imi iml imm kcc kcd kce kci kck kcl kcm kdc kde kdf kdk kdl kdm ke- kec ked kee kef kei kek kel kem kfc kfd kff kfi kfm kic kid kie kif kii kik kil kim kkc kke kki kkk kkl kkm kl- klc kld klf kli klm kmc kmd kme kmf kmi kmk kml kmm lcc lcd lce lcf lci lck lcl lcm ldc ldd lde ldf ldi ldk ldl ldm lec led lee lef lei lek lel lem lfc lfd lfe lff lfi lfk lfl lfm lic lid lie lif lii lik lil lim lkl llc lld lle llf lli llk lll llm lmc lmd lme lmf lmi lmk lml lmm m-f mc- mcc mcd mce mcf mci mck mcl mcm mdc mdd mde mdf mdi mdk mdl mdm mec med mee mef mei mek mel mem mfc mfd mfe mff mfi mfl mfm mi- mic mid mie mif mii mik mil mim mkc mkd mke mkk mkl mkm mlc mld mle mlf mli mlk mll mlm mmc mmd mme mmf mmi mmk mml mmm