-ly bbb bbf bbi bbl bbm bby bfb bff bfi bfl bfm bfy bi- bib bif bii bil bim biy blb blf bli bll blm bly bmb bmf bmi bml bmm by- byf byi byl bym fbb fbf fbi fbl fbm fff ffi ffl ffm ffy fib fif fii fil fim flb flf fli fll flm fly fmb fmf fmi fml fmm fy- fyb fyi i-f ibb ibf ibi ibl ibm iby ifb iff ifi ifl ifm ify iib iif iii iil iim il- ilb ilf ili ill ilm ily im- imb imf imi iml imm imy iym iyy lbb lbf lbi lbl lbm lfb lff lfi lfl lfm lib lif lii lil lim llb llf lli lll llm lly lmb lmf lmi lml lmm lyf lyl lym m-f mbb mbf mbi mbl mbm mfb mff mfi mfl mfm mfy mi- mib mif mii mil mim miy mlb mlf mli mll mlm mmb mmf mmi mml mmm my- myb myf myl mym ybf ybi ybl ybm yby yff yfm yif yii yim yli yll ylm yly ymi yml ymm yyb yyf yyy