eeee eefe eefl eele eero efeo effi efil efor eiei eier eile eipo eipr eire el-p elee elef eleo eler elfe elfi elie elif elil elio elle elli ello eloi elpe elpi elro eoir eole eoli eolo eore eori eorl epee eper epi- epie epil epip eple epll epol epor eppo eppp epro eprp erei erel erer erie eril erio erle erli erll eroe eroi erol eroo erpe erre erro feel feer fefe feff fefi fefo feie feil feio feir fele felf feli fell felo feof fere fero ferr ffee ffff ffii ffrr fief fiel fier fife fiff fifi fifo fiii fiil file fili fill filo fioe fior fipp fire flee fler flii flip floe floo flop flor foer fofo foie foil fole foli foll folo folr foof fool fopp for- fore fori forl foro forr fprf free frei freo frep frie fril frio frip froe frol frop ieie ieio iele iere ieri ifel ifer ifil ifor ifpo ifrf ifri iiie iiii iiio iioi iioo iiop iipf ile- ileo iler ilie ilio ilir ill- ille illi illo illp iloo ilpe ilpr ilre ioee ioel ioii ioio iole iolo ioof iooi iooo iopl iore iori iper ipie ipil iplo ipoe ipop ippf ippo ippr ipri iree irel irer irfe iri- irie iril irio irip irop irpe irre irri leef leel leep leer lefe leff leie leif leil leio leir lele leli lell lelo leof leoi leor lepe lepi lepo lepp lere lero lerp lief liel liep lier life liff lifl lifo liii liir lile lili lill lilo lio- lior lip- lipe lipi lipl lipo lipp lire liri lirl liro lirp lirr llef llll lloo loei lofe loff lofi loif loir lole loli loll lolo looe loof lool loop loor lope lopi lopp lore lori loro lpfp lppl lprp lrif lroi lrrr o-eo oeil oele oere ofer off- offe offo offr ofor ofre oier oiii oire ole- olef olei oleo oler olfe olie olio olle olli ollo olof olor olpe ooer ooff oolo oooo oore opei opel opep oper opie opii opio ople opo- opor oppi oppo ore- orel oreo orer orfe orff orfi ori- orie orif oril orio orle orlo oro- oroe orof oror orpe orpi orri orro peel peep peer peff peil peio peip peir pel- pele pelf pell pelo peor pepe pepi pepo per- pere perf peri perl pero perp perr pfff pffr pfli piel piep pier piff piip pil- pile pili pill pilo pipe pipi pipo pipp pire piri pirl piro pirr ple- plee plei pleo plff plie plif plio plip ploo plop plpp plri poel poer poff pofi poil poio pole poli poll polo poof pool poop poor pop- pope popi popo popp pore pori poro porr pper ppie ppif pple ppli pplo pppo pppp pprf pre- pree pref prel prep pri- prie prif prii prle prlr pro- proe prof prol proo prop prri reef reel reep refe reff refi refl refr reif reii reil reir rele rell relo relp reof reol reop repe repi repl repo repp repr rere reri rero rfef rffl rief riel riep rier rife riff riif rile rill rilo rilp riol ripe ripi ripl ripp ripr rire riri rlee rlef rlif roel roer rofe roff rofl rofo roif roil roio roir role rolf roll rolo rolp roof rooi rool roop roor rope ropo rore rori roro rpii rpoe rpof rrif rrle rrrr