-ly fff ffi ffl ffs ffu ffy fif fii fil fis fiu flf fli fll fls flu fly fsf fsi fsl fss fsu fuf fui ful fus fuu fy- fyi i-f iff ifi ifl ifs ifu ify iif iii iil iis iiu il- ilf ili ill ils ilu ily is- isf isi isl iss isu isy iu- iui ius iys iyy lff lfi lfl lfs lfu lif lii lil lis liu llf lli lll lls llu lly lsf lsi lsl lss lsu luf lui lul lus luu luy lyf lyl lys sff sfi sfl sfs sfu sif sii sil sis siu slf sli sll sls slu sly ss- ssf ssi ssl sss ssu suf sui sul sus suu suy sy- syi syl sys syu uff ufi ufl ufs ufu uif uii uil uis uiu ulf uli ull uls ulu uly usf usi usl uss usu uus uuu uyi uys uyu yff yfs yfu yif yii yis yli yll yls yly ysi ysl yss ysu ysy yui yul yus yuu yuy yyf yys yyu yyy