-ly c-- ccc ccf ccl ccm cfc cff cfl cfm cl- clc clf cll clm cly cmc cmf cml cmm cmy cyc cyf cyl cym fcc fcf fcl fcm fcy ffc fff ffl ffm ffy flc flf fll flm fly fmc fmf fml fmm fy- fyc lcc lcf lcl lcm lcy lfc lff lfl lfm llc llf lll llm lly lmc lmf lml lmm lyc lyf lyl lym m-f mc- mcc mcf mcl mcm mfc mff mfl mfm mfy mlc mlf mll mlm mmc mmf mml mmm my- myc myf myl mym ycc ycf ycl ycy yfc yff yfm ylc yll ylm yly ymc yml ymm yyc yyf yyy