nnn nno nnp nns nnt no- non noo nop nor nos not noy npn npo npp npr nps npt nrn nro nrp nrr nrs nrt nry nsn nso nsp nsr nss nst nsy ntn nto ntp ntr nts ntt nyn nyo nyp nys nyt nyy on- onn ono onp onr ons ont ony oo- oon ooo oop oor oos oot op- opn opo opp opr ops opt opy or- orn oro orp orr ors ort ory os- osn oso osp osr oss ost ot- otn oto otp otr ots ott oyo oys p-p pn- pnn pno pnp pnr pns pnt pny pon poo pop por pos pot poy ppn ppo ppp ppr pps ppt prn pro prp prr prs prt pry ps- psn pso psp psr pss pst psy pt- ptn pto ptp ptr pts ptt pty py- pyn pyo pyr pys pyt rnn rno rnp rnr rns rnt rny ron roo rop ror ros rot roy rpn rpo rpp rpr rps rpt rrn rrp rrr rrs rrt rsn rso rsp rsr rss rst rtn rto rtp rtr rts rtt rty ry- ryn ryo ryr rys ryy snn sno snp snr sns snt sny son soo sop sor sos sot soy spn spo spp spr sps spt spy sr- srn sro srp srr srs srt sry ss- ssn sso ssp ssr sss sst stn sto stp str sts stt sty sy- syn syp syr sys syt tnn tno tnp tnr tns tnt to- ton too top tor tos tot toy tpn tpo tpp tpr tps tpt trn tro trp trr trs trt try tsn tso tsp tsr tss tst tsy ttn tto ttp ttr tts ttt tty tyn tyo typ tyr tys tyt ynn ynp yns yny yon yoo yop yor yos yot yoy ypo yps yrn yro yrp yrs yrt yso ysp ysr yss yst ysy ytn yto ytp ytr yts ytt yys yyt yyy