-ly fff ffi ffl ffm ffp ffs ffy fif fii fil fim fip fis flf fli fll flm flp fls fly fmf fmi fml fmm fmp fms fpi fpl fpm fpp fps fpy fsf fsi fsl fsm fsp fss fy- fyi fyp i-f iff ifi ifl ifm ifp ifs ify iif iii iil iim iip iis il- ilf ili ill ilm ilp ils ily im- imf imi iml imm imp ims imy ipf ipi ipl ipm ipp ips ipy is- isf isi isl ism isp iss isy iym iys iyy l-p lff lfi lfl lfm lfp lfs lif lii lil lim lip lis llf lli lll llm llp lls lly lmf lmi lml lmm lmp lms lpf lpi lpl lpm lpp lps lsf lsi lsl lsm lsp lss lyf lyl lym lys m-f mff mfi mfl mfm mfp mfs mfy mi- mif mii mil mim mip mis miy mlf mli mll mlm mlp mls mmf mmi mml mmm mmp mms mpf mpi mpl mpm mpp mps msf msi msl msm msp mss msy my- myf myl mym mys p-p pff pfi pfl pfm pfp pfs pfy pif pii pil pim pip pis plf pli pll plm plp pls ply pmf pmi pml pmm pmp pms ppf ppi ppl ppm ppp pps ps- psf psi psl psm psp pss psy py- pyf pyl pym pys sff sfi sfl sfm sfp sfs sif sii sil sim sip sis slf sli sll slm slp sls sly smf smi sml smm smp sms smy spf spi spl spm spp sps spy ss- ssf ssi ssl ssm ssp sss sy- syi syl sym syp sys yff yfm yfs yif yii yim yip yis yli yll ylm yls yly ymi yml ymm yms ypf ypl yps ysi ysl ysm ysp yss ysy yyf yys yyy