i-no iiii iiio iino iioi iioo iiop inni inno innr innu inny ino- inoi inon inor inou inp- inpi inpp inri inro inui inun inup inyo ioii ioio ioni ionn iono iooi iooo iori ioun ipin ipop ippo ippr ippy ipri ipur iri- irin irio irip iriy iron irop irri irun iryn iuiu iuno iupp n-ii n-up niip niir niiu nini nino nion nioo niou nipr niro niru niur niyi nnnn nnpi nnpr noin noio noir non- noni nonn nono nonu noo- noon nooo noop noor nor- nori norn noro norr nory noun noup nour noyo npin npri nron nrpn nuin nunn nuno nuny nuon nuri nurn nurp nurr nuru nyny nyon nyro oiii oion oiry onir onni onno onon onor onoy onpu onup onur oooo oory opii opin opio opo- opon opor oppi oppo oppy opry ori- orin orio orni orno orny oro- oron oror oroy orpi orri orro orry orup ouii ouin ouir oun- our- ourn ouro ouu- ouyr oyon oyou oyri oyun piip pini pinn pino pinp pinu piny pion pipi pipo pipp pipy piri pirn piro pirr piru piry piyo pnin pnon pnpo pnpp pnro pnup poin poio poni pono ponp pony poon poop poor pop- popi popo popp popy pori porn poro porr pory poui poun poup pour pouy poyn poyo poyr pppn pppo pppp ppru ppur pri- prii prin prnp pro- pron proo prop prou prri pruu puin puir puiu puno punu puny puoy pupi pupu pupy pur- puri puro purp purr puru pury puy- puyi puyo pyin pyn- pyo- pyon pypy pyr- pyri pyro pyry riin rinn rino riny rion riou ripi ripp ripr riri riyo rnin roin roio roir roiu roni rono rony rooi roon roop roor ropo ropy rori roro roru rory roun roup rouy royn rpii rpon rppn rrrr rrun ruin runi runn runo runy ruoy rupp rupy ruri ruro rurp ruru ruun ruyi ryip rynn ryon ryun u-rp uipi uirr uni- unii unin unio unir unni unno unon unop unro uor- upin upnp upon upor uppp uppu uppy upri upup urin uriu urni uro- uroo urpo urri urry urun urup urur uryn uuni uuno uuri uuuu uuyn uyin uyir yirn yirr ynon ynou yoni yono yoon yoop yopo yopy yori yorn yoro yory youi youp your yoyn yoyo ypir yrin yron yrun yryn yuin yuny yuon yupi yuri yurn yury yuyu yyyy