opio opla ople opo- opor oppa oppi oppo opra orab orae orai oral orao orar orav orba orbb orbe orbi orbo ore- orea oreb orel oreo orer ori- oria orie oril orio orla orle orlo oro- oroe oror orpe orpi orra orri orro orve orvr oval ovar ovee over ovi- ovie ovil ovo- ovol ovoo ovpp ovra ovre paal paap paar paba paea paep paer paia paib paie pail paio paip pair pala pale pali pall palo palp papa papb pape papi papp papr par- para pare pari parl paro parp parr parv pava pave pavo pbar pbil pbpa peab peai peal peap pear peba pebl peel peep peer peev peia peil peio peip peir pel- pela pelb pele pell pelo peor pepa pepe pepi pepo per- pera pere peri perl pero perp perr perv piai pial piao pibb pibi piea piel piep pier piia piip pil- pila pile pili pill pilo piob pipa pipe pipi pipo pipp pira pire piri pirl piro pirr piva pivo plaa plab plai plap plar plav plbr ple- plea pleb plee plei pleo plib plie plio plip plob ploo plop plov plpa plpp plra plri plvi poar poba pobo poea poel poer poia poil poio pola pole poli poll polo pool poop poor pop- popa pope popi popo popp pora porb pore pori poro porr povl povo ppal ppap ppar ppbv pper ppib ppie pple ppli pplo ppoa pppa pppo pppp prae prai prao prar pre- preb pree prel prep prev pri- pria prie prii priv prle prlr pro- proa prob proe prol proo prop prov prri pvlv pvpa raab raba rabb rabe rabi rabl rabo rael raep raer raia raie raii rail raip rair rala ralb rale rall ralo raob raol raop rapa rape rapi rapl rapp rara rarb rare rari raro rava rave ravi rbbb rbbr rble rea- reae real reao reap rear reba rebb rebe rebo reeb reel reep reev reia reii reil reir rela relb rele rell relo relp reol reop repe repi repl repo repp repr rera rere reri rero reva reve revi revo revp riaa riab riai rial rib- riba ribe ribo riel riep rier riia rila rile rill rilo rilp riol ripa ripe ripi ripl ripp ripr rire riri riva rive rivo rivp rlab rlee roab roap roar rob- roba robb robe robi robo roea roel roer roev roia roil roio roir rola role roll rolo rolp roob rooi rool roop roor ropa rope ropo rora rore rori roro rova rove rovi rovo rpii rpob rpoe rrle rrrr rver vaal vaar vaia vaie vail vaio vair vala vale vali vall valo valp vapa vapb vape vapi vara vare vari varp varr vava veal vear veba veel veep veer veia veie veii veil veip veir vel- vela vele veli vell velo velp veol veor vepe vepr ver- vera verb vere veri verl vero veve vevi vevo viae vial viar vibe viel vier viii vila vile vili vill viol vipr vira virb vire viri virl viro virr viva vive vivi vivo vlab vlai vlba vlei vlie vlli voar voei voel voer voia voie voil voio voip voir vola vole voli voll volo volp vool voor vor- vora vore vori voro vplp vpro vrai vrap vrav vrba vrbl vreo vria vril vrio vver vvob vvpb vvvv