i-no iiii iiio iiit iino iioi iioo iiop iitr iitt init inni inno innr innu ino- inoi inon inor inot inou inp- inpi inpp inpt inri inro inti intn into intp intr intu inui inun inup ioii ioio ioit ioni ionn iono iooi iooo iori ioto ioun ipin ipop ippo ippr ipri ipto ipur iput iri- irin irio irip iron irop irri irti irtp irun itin itno itoi iton itoo itor itou itri itto itup itur iuiu iuno iupp n-ii n-up niip niir niit niiu nini nino nion nioo niou nipr nipt niro nirt niru niti nito nitr niur nnit nnnn nnot nnpi nnpr nntn noin noio noir noit non- noni nonn nono nont nonu noo- noon nooo noop noor noot nor- nori norn noro norr nort not- noti noto nott noun noup nour nout npin npri nprt nptn nron nrpn ntnu ntop ntru ntto nttr ntui nuin nuit nunn nuno nunt nuon nuri nurn nurp nurr nurt nuru nutt nutu oiii oint oion oirt oiti onir onit onni onno onon onor onpt onpu ont- onti onto onup onur onut oont oooo oort ootp opii opin opio opit opo- opon opor oppi oppo opti optn opto ori- orin orio orit orni orno oro- oron oror orot orpi orri orro orto orup otin otit oto- oton otoo otor otpp otro otti otto ottu otur ouii ouin ouir ouit oun- our- ourn ouro ourt out- outi outo ouu- piip pini pinn pino pinp pint pinu pion piot pipi pipo pipp piri pirn piro pirr piru piti pito pitr pitt pitu pnin pnon pnot pnpo pnpp pnro pntr pnup poin poio poni pono ponp pont poon poop poor poot pop- popi popo popp popt pori porn poro porr port poti poto pott potu poui poun poup pour pout pppn pppo pppp ppru pptn pptt ppur pri- prii prin prnp pro- pron proo prop prot prou prri prti prtp prtr prut pruu ptop ptui puin puir puit puiu puno punt punu pupi pupu pur- puri puro purp purr puru put- puti puto putt putu riin rinn rino rion riot riou ripi ripp ripr ript riri riti rito ritt ritu rnin rnnt rnot rntp rnut roin roio roir roit roiu roni rono ront rooi roon roop roor root ropo rori roro rort roru roti rotn roto rotr rott roun roup rout rpii rpon rppn rptn rrrr rrun rttp ruin ruit runi runn runo runt rupp rupt ruri ruro rurp ruru ruti ruto rutt rutu ruun tiit tiiu tini tinn tino tint tinu tion tiop tiou tip- tipi tipo tipp tipt tipu tiri tiro tirr tiru titi tito titp titt titu tnut toit toni tonn tono tonu toon toor toot top- topi topo topp topt topu tori torn toro torp torr tort toru toti toto totr tott toui toun toup tour tout tpir tpon tppp tppr tptp tptr tput tri- trin trio trip trit trno troi tron troo trop trot trou trpn trpp trtr trun trut truu tton ttop tttt tuin tuit tuiu tuni tunn tuno tunu tuor tupi tupo tupu turi turn turo turp turr turt turu tuti tuto tutt tutu tuuo u-rp uint uipi uirr uni- unii unin unio unir unit unni unno unon unop unro unto unut uor- upin upnp upon upor uppp uppu upri upto upup urin uriu urni uro- uroo urpo urri urun urup urur urut utin utor utri utti utto uttu uuni uuno uuri uuuu