fff ffi ffn ffo ffs fft ffu ffy fif fii fin fis fit fiu fnf fni fnn fns fnt fnu fof foi fon foo fos fot fou foy fsf fsi fsn fso fss fst fsu ftf fti ftn fto fts ftt ftu fty fuf fui fun fuo fus fut fuu fy- fyi fyn fyo i-f iff ifi ifn ifo ifs ift ifu ify iif iii iin iio iis iit iiu in- inf ini inn ino ins int inu iny io- iof ioi ion ioo ios iot iou is- isf isi isn iso iss ist isu isy itf iti itn ito its itt itu ity iu- iui ius iut iyo iys iyt iyy n-i nff nfi nfn nfo nfs nft nfu nif nii nin nio nis nit niu nnf nni nnn nno nns nnt nnu no- nof noi non noo nos not nou noy nsf nsi nsn nso nss nst nsu nsy ntf nti ntn nto nts ntt ntu nui nun nuo nus nut nuu nuy nyf nyn nyo nys nyt nyu nyy o-i of- off ofi ofn ofo ofs oft ofu oif oii oin oio ois oit oiu on- onf oni onn ono ons ont onu ony oo- oof ooi oon ooo oos oot os- osf osi osn oso oss ost osu ot- otf oti otn oto ots ott otu ou- ouf oui oun ouo ous out oyi oyo oys sff sfi sfn sfo sfs sft sfu sif sii sin sio sis sit siu snf sni snn sno sns snt snu sny sof soi son soo sos sot sou soy ss- ssf ssi ssn sso sss sst ssu stf sti stn sto sts stt stu sty suf sui sun suo sus sut suu suy sy- syi syn sys syt syu tff tfi tfn tfo tfs tft tfu tif tii tin tio tis tit tiu tiy tnf tni tnn tno tns tnt to- tof toi ton too tos tot tou toy tsf tsi tsn tso tss tst tsu tsy ttf tti ttn tto tts ttt ttu tty tuf tui tun tuo tus tut tuu tuy tyf tyn tyo tys tyt uff ufi ufn ufo ufs uft ufu uif uii uin uio uis uit uiu un- unf uni unn uno uns unt unu uny uon uoo uos uot usf usi usn uso uss ust usu utf uti utn uto uts utt utu uty uun uus uut uuu uyi uyo uys uyu yff yfs yft yfu yif yii yin yio yis yit ynn yns ynu yny yof yoi yon yoo yos yot you yoy ysi yso yss yst ysu ysy ytf ytn yto yts ytt ytu yui yun yuo yus yut yuu yuy yyf yys yyt yyu yyy