iiii iiio iioi iioo iiop ilio ilir ill- illi illo illp illy iloo ilpr ioii ioio iolo iooi iooo iopl iori ipil iplo ipop ippo ippr ippy ipri iri- iril irio irip iriy irop irri liii liir lili lill lilo lily lio- lior lip- lipi lipl lipo lipp lipy liri lirl liro lirp lirr liry liyl llll lloo llyr loir loli loll lolo loly lool loop loor lopi lopp lori loro lory lppl lprp lroi lrrr lrry lyly lyo- lyro oiii oily oiry oiyl olio olli ollo olly olor olry oolo oooo oory opii opio opo- opor oppi oppo oppy opry ori- oril orio orlo orly oro- oror oroy orpi orri orro orry oyly oyri piip pil- pili pill pilo pily pipi pipo pipp pipy piri pirl piro pirr piry piyo plio plip ploo plop ploy plpp plri poil poio poli poll polo poly pool poop poor pop- popi popo popp popy pori poro porr pory poyo poyr ppli pplo pppo pppp pri- prii prlr pro- prol proo prop prri pyl- pyli pyll pyo- pypy pyr- pyri pyrl pyro pyry rill rilo rilp rily riol ripi ripl ripp ripr riri riyo roil roio roir roll rolo rolp roly rooi rool roop roor ropo ropy rori roro rory royl rpii rrrr ryip yili yill yirr ylli yoli yoll yolo yolp yoly yool yoop yopo yopy yori yoro yory yoyo ypir yrly yyyy