-up nnn nno nnp nns nnt nnu no- non noo nop nos not nou noy npn npo npp nps npt npu nsn nso nsp nss nst nsu nsy ntn nto ntp nts ntt ntu nun nuo nup nus nut nuu nuy nyn nyo nyp nys nyt nyu nyy on- onn ono onp ons ont onu ony oo- oon ooo oop oos oot op- opn opo opp ops opt opy os- osn oso osp oss ost osu ot- otn oto otp ots ott otu ou- oun ouo oup ous out oyo oys p-p pn- pnn pno pnp pns pnt pnu pny pon poo pop pos pot pou poy ppn ppo ppp pps ppt ppu ps- psn pso psp pss pst psu psy pt- ptn pto ptp pts ptt ptu pty pun pup pus put puu puy py- pyn pyo pys pyt pyu snn sno snp sns snt snu sny son soo sop sos sot sou soy spn spo spp sps spt spu spy ss- ssn sso ssp sss sst ssu stn sto stp sts stt stu sty sun suo sup sus sut suu suy sy- syn syp sys syt syu tnn tno tnp tns tnt to- ton too top tos tot tou toy tpn tpo tpp tps tpt tpu tsn tso tsp tss tst tsu tsy ttn tto ttp tts ttt ttu tty tun tuo tup tus tut tuu tuy tyn tyo typ tys tyt un- unn uno unp uns unt unu uny uon uoo uop uos uot up- upn upo upp ups upt upu usn uso usp uss ust usu utn uto utp uts utt utu uty uun uus uut uuu uyo uys uyu ynn ynp yns ynu yny yon yoo yop yos yot you yoy ypo yps ypu yso ysp yss yst ysu ysy ytn yto ytp yts ytt ytu yun yuo yup yus yut yuu yuy yys yyt yyu yyy