iiii iiio iioi iioo iiop iipm imir immi immo immy impi impr impy imri imro imrr ioii ioio iomo iooi iooo iori ipmi ipmp ipop ippo ippr ippy ipri iri- irio irip iriy irmo irop irri miii miio mim- mimi mimo mimp mimy mio- mipi mipr miri miro mirr miry mmii mmmm mmor mmpi mmpr mmrp mmyy moii moio moir momi momo momy moop moor mopp mopy mori moro mory moyo mpio mpir mppp mpri mpro mprp myi- myir mymp mymy myo- mypo myro myrr myry oiii oiry omim omio omo- omoi omoo omor omri omro oooo oory opii opio opo- opor oppi oppo oppy opry ori- orio ormo ormy oro- orom oror oroy orpi orri orro orry oyri piip pimi pimp pipi pipo pipp pipy piri piro pirr piry piyo pmip pmmp pmoi pmpm pmpo poio pomi pomo pomp pomy poop poor pop- popi popo popp popy pori poro porr pory poyo poyr pppo pppp pprm pri- prii prim pro- prom proo prop prri prrm prym pym- pyo- pypy pyr- pyri pyro pyry rimi rimm rimo rimy riom ripi ripp ripr riri riyo rmrp roio roir romi romm romo romp romy rooi room roop roor ropo ropy rori roro rory rpii rrmp rrrr ryim ryip yirm yirr ymir yomi yomo yomp yoop yopo yopy yori yoro yory yoyo ypir yyyy