-ic c-- ccc cce ccf cci ccl ccm ce- cec cee cef cei cel cem cfc cfe cff cfi cfl cfm ci- cic cie cif cii cil cim cl- clc cle clf cli cll clm cmc cme cmf cmi cml cmm ec- ecc ece ecf eci ecl ecm eec eee eef eel eem ef- efc efe eff efi efl efm eic eie eif eii eil eim elc ele elf eli ell elm em- emc eme emf emi eml emm fcc fce fcf fci fcl fcm fec fee fef fei fel fem ffc ffe fff ffi ffl ffm fic fie fif fii fil fim flc fle flf fli fll flm fmc fme fmf fmi fml fmm i-f icc ice icf ici icl icm ie- iec iee ief iei iel iem ifc ife iff ifi ifl ifm iic iie iif iii iil iim il- ilc ile ilf ili ill ilm im- imc ime imf imi iml imm lcc lce lcf lci lcl lcm lec lee lef lei lel lem lfc lfe lff lfi lfl lfm lic lie lif lii lil lim llc lle llf lli lll llm lmc lme lmf lmi lml lmm m-f mc- mcc mce mcf mci mcl mcm mec mee mef mei mel mem mfc mfe mff mfi mfl mfm mi- mic mie mif mii mil mim mlc mle mlf mli mll mlm mmc mme mmf mmi mml mmm