n-up nnnn nnot nnpr nntn non- nonn nono nont nonu noo- noon nooo noop noor noot nor- norn noro norr nort not- noto nott noun noup nour nout nprt nptn nron nrpn ntnu ntop ntru ntto nttr nunn nuno nunt nuon nurn nurp nurr nurt nuru nutt nutu onno onon onor onpt onpu ont- onto onup onur onut oont oooo oort ootp opo- opon opor oppo optn opto orno oro- oron oror orot orro orto orup oto- oton otoo otor otpp otro otto ottu otur oun- our- ourn ouro ourt out- outo ouu- pnon pnot pnpo pnpp pnro pntr pnup pono ponp pont poon poop poor poot pop- popo popp popt porn poro porr port poto pott potu poun poup pour pout pppn pppo pppp ppru pptn pptt ppur prnp pro- pron proo prop prot prou prtp prtr prut pruu ptop puno punt punu pupu pur- puro purp purr puru put- puto putt putu rnnt rnot rntp rnut rono ront roon roop roor root ropo roro rort roru rotn roto rotr rott roun roup rout rpon rppn rptn rrrr rrun rttp runn runo runt rupp rupt ruro rurp ruru ruto rutt rutu ruun tnut tonn tono tonu toon toor toot top- topo topp topt topu torn toro torp torr tort toru toto totr tott toun toup tour tout tpon tppp tppr tptp tptr tput trno tron troo trop trot trou trpn trpp trtr trun trut truu tton ttop tttt tunn tuno tunu tuor tupo tupu turn turo turp turr turt turu tuto tutt tutu tuuo u-rp unno unon unop unro unto unut uor- upnp upon upor uppp uppu upto upup uro- uroo urpo urun urup urur urut utor utto uttu uuno uuuu