fff ffi ffk ffl ffm fif fii fik fil fim fkf fki fkk fkl fkm flf fli fll flm fmf fmi fml fmm i-f iff ifi ifl ifm iif iii iil iim ikf iki ikk ikl il- ilf ili ilk ill ilm im- imf imi iml imm kff kfi kfm kif kii kik kil kim kki kkk kkl kkm kl- klf kli klm kmf kmi kmk kml kmm lff lfi lfk lfl lfm lif lii lik lil lim lkl llf lli llk lll llm lmf lmi lmk lml lmm m-f mff mfi mfl mfm mi- mif mii mik mil mim mkk mkl mkm mlf mli mlk mll mlm mmf mmi mmk mml mmm