-ey eee een eeo eep eet eey en- ene enn eno enp ent eny eo- eoe eon eoo eop eot ep- epe epn epo epp ept ete etn eto etp ett ety eye eyn eyo eyp eyt ne- nee nen neo nep net ney nne nnn nno nnp nnt no- noe non noo nop not noy npe npn npo npp npt nte ntn nto ntp ntt nye nyn nyo nyp nyt nyy oee oen oeo oep oet oey on- one onn ono onp ont ony oo- oon ooo oop oot op- ope opn opo opp opt opy ot- ote otn oto otp ott oye oyo p-p pee pen peo pep pet pey pn- pne pnn pno pnp pnt pny poe pon poo pop pot poy ppe ppn ppo ppp ppt pt- pte ptn pto ptp ptt pty py- pye pyn pyo pyt te- tee ten teo tep tet tey tne tnn tno tnp tnt to- toe ton too top tot toy tpe tpn tpo tpp tpt tte ttn tto ttp ttt tty tye tyn tyo typ tyt yee yen yeo yep yet yey yne ynn ynp yny yoe yon yoo yop yot yoy ypo yte ytn yto ytp ytt yye yyt yyy