-up nnn nno nnp nnt nnu no- non noo nop nor not nou npn npo npp npr npt npu nrn nro nrp nrr nrt nru ntn nto ntp ntr ntt ntu nun nuo nup nur nut nuu on- onn ono onp onr ont onu oo- oon ooo oop oor oot op- opn opo opp opr opt or- orn oro orp orr ort oru ot- otn oto otp otr ott otu ou- oun ouo oup our out p-p pn- pnn pno pnp pnr pnt pnu pon poo pop por pot pou ppn ppo ppp ppr ppt ppu prn pro prp prr prt pru pt- ptn pto ptp ptr ptt ptu pun pup pur put puu rnn rno rnp rnr rnt rnu ron roo rop ror rot rou rpn rpo rpp rpr rpt rpu rrn rrp rrr rrt rru rtn rto rtp rtr rtt rtu run ruo rup rur rut ruu tnn tno tnp tnr tnt to- ton too top tor tot tou tpn tpo tpp tpr tpt tpu trn tro trp trr trt tru ttn tto ttp ttr ttt ttu tun tuo tup tur tut tuu un- unn uno unp unr unt unu uon uoo uop uor uot up- upn upo upp upr upt upu ur- urn uro urp urr urt uru utn uto utp utr utt utu uun uur uut uuu