eeee eele eelv eiei eier eile eipr eire el-p elee eler elev elie elil elle elli elpe elpi elve epee eper epi- epie epil epip eple epll eppp eprp erei erel erer erev erie eril erle erli erll erpe erre erve ervi evel ever evie evil evir evli evpl evre ieie iele iere ieri iiie iiii ile- iler ilie ilir ill- ille illi illp ilpe ilpr ilre iper ipie ipil ippr ipri iree irel irer iri- irie iril irip irpe irre irri ivel iver ivie ivre leel leep leer leie leil leir leiv lele leli lell lepe lepi lepp lere lerp lev- leve levi liel liep lier liev liii liir liiv lile lili lill lip- lipe lipi lipl lipp lire liri lirl lirp lirr live livi llll lppl lprp lrrr lvii lviv lvrr peel peep peer peev peil peip peir pel- pele pell pepe pepi per- pere peri perl perp perr perv piel piep pier piip pil- pile pili pill pipe pipi pipp pire piri pirl pirr ple- plee plei plie plip plpp plri plvi pper ppie pple ppli pppp pre- pree prel prep prev pri- prie prii priv prle prlr prri pvlv reel reep reev reii reil reir rele rell relp repe repi repl repp repr rere reri reve revi revp riel riep rier rile rill rilp ripe ripi ripl ripp ripr rire riri rive rivp rlee rpii rrle rrrr rver veel veep veer veie veii veil veip veir vel- vele veli vell velp vepe vepr ver- vere veri verl veve vevi viel vier viii vile vili vill vipr vire viri virl virr vive vivi vlei vlie vlli vplp vril vver vvvv