iiii iiio iioi iioo iiop iiwi ilio ilir ill- illi illo illp iloo ilow ilpr ioii ioio iolo iooi iooo iopl iori ipil iplo ipop ippo ippr ipri iri- iril irio irip irop irri iwil iwiw iwpr liii liir lili lill lilo lio- lior lip- lipi lipl lipo lipp liri lirl liro lirp lirr llll lloo loir loli loll lolo lool loop loor lopi lopp lori loro lowi lowl lowp lowr loww lppl lprp lroi lrrr lwip lwoo lwow oiii olio olli ollo olor oolo oooo opii opio opo- opor oppi oppo ori- oril orio orlo oro- oror orpi orri orro orwo owir owli owow piip pil- pili pill pilo pipi pipo pipp piri pirl piro pirr piwi plio plip ploo plop plow plpp plri poil poio poli poll polo pool poop poor pop- popi popo popp pori poro porr powl powp powr ppli pplo pppo pppp pri- prii prlr pro- prol proo prop prow prri pwll rill rilo rilp riol ripi ripl ripp ripr riri riwo roil roio roir roll rolo rolp rooi rool roop roor ropo rori roro rowi rowl rowp rowr roww rpii rpwl rrrr wiii wiil wil- wili will wilo wilp wilw wioi wiol wioo wiop wipi wipo wipp wipr wiri wirl wiro wirr wiwi wlil wlio wlip wlir wliw wlli wlll wllr wllw wlol wloo wlop wlor wlpo wlpr wlpw wlro wlrp wlrr wlrw wlwi wlwl woio woir woli woll wolp wolr wolw wool woop woow wopi wopp wori worl woro worp worr worw wowi wowl wowo wowp woww wpil wpio wpip wpir wpll wplo wplp wplr wplw wpoi wpol wpop wpor wpow wppi wppl wppr wprl wpro wprp wprr wril wrip wrll wrlp wrlr wroi wrol wroo wrop wrow wrpi wrpp wrpr wrpw wrrl wrro wrrw wrwr wwii wwil wwio wwip wwli wwll wwlp wwlr wwlw wwol wwor wwow wwpl wwpr wwpw wwrl wwrr wwrw wwwi wwwl wwwr wwww