fff ffi ffn ffo ffp fft ffy fif fii fin fip fit fnf fni fnn fnp fnt fof foi fon foo fop fot foy fpi fpn fpo fpp fpt fpy ftf fti ftn fto ftp ftt fty fy- fyi fyn fyo fyp i-f iff ifi ifn ifo ifp ift ify iif iii iin iio iip iit in- inf ini inn ino inp int iny io- iof ioi ion ioo iop iot ipf ipi ipn ipo ipp ipt ipy itf iti itn ito itp itt ity iyo iyt iyy n-i nff nfi nfn nfo nfp nft nif nii nin nio nip nit nnf nni nnn nno nnp nnt no- nof noi non noo nop not noy npf npi npn npo npp npt ntf nti ntn nto ntp ntt nyf nyn nyo nyp nyt nyy o-i of- off ofi ofn ofo ofp oft oif oii oin oio oip oit on- onf oni onn ono onp ont ony oo- oof ooi oon ooo oop oot op- opf opi opn opo opp opt opy ot- otf oti otn oto otp ott oyi oyo p-p pff pfi pfn pfo pfp pft pfy pif pii pin pio pip pit pn- pnf pni pnn pno pnp pnt pny pof poi pon poo pop pot poy ppf ppi ppn ppo ppp ppt pt- ptf pti ptn pto ptp ptt pty py- pyf pyn pyo pyt tff tfi tfn tfo tfp tft tif tii tin tio tip tit tiy tnf tni tnn tno tnp tnt to- tof toi ton too top tot toy tpf tpi tpn tpo tpp tpt ttf tti ttn tto ttp ttt tty tyf tyn tyo typ tyt yff yft yif yii yin yio yip yit ynn ynp yny yof yoi yon yoo yop yot yoy ypf ypo ytf ytn yto ytp ytt yyf yyt yyy