a-be aaaa aaab aaae aaal aaap aaar aaba aabb aabl aabp aaea aaep aala aale aall aapa aapl aara aare aarp abaa abab abae abal abap abar abb- abba abbb abbe abbr abee abel aber abla able abpa abpp abpr abra aeap aeer aela aelp aer- aera al-p alaa alae alal alap alar alb- alba albe alea alee alep aler all- alla alle alll allr alpa alpe alpl apal apap apar apba apbr apea apel apep aper apl- apla aple aplp appa appl appr apra apre arab arae aral arap arar arba arbe area aree arel arep arla arle arpa arpe arpl arr- arra arre arrr baaa baal baar baba babb babe babr bael baer bala bale ball bapa bape bapp bar- bara barb bare barr bbbb bbeb bblb bbpr beal beap bear beba bebb bebe beeb beel beep beer bela bele bell belp bera bere berr blaa blab blae blea bleb blee bpea bpel brab brae brea breb bree brel brep brer brlp brrr e-la eaba eala eale eapp eara earb eare earl earp ebal ebba ebbr ebel eber ebla eeea eeee eele eera el-b el-p elab elal elar elba elbe elea elee eler ella elle elpe elra epaa epee eper eple epll eppa eppp epra eprb eprp eral erap erba erbb erbe ereb erel erer erla erle erll erpa erpe erra erre laaa laal laap laar laba labe labr lael laer lala lale lall lapa lapb lape lapp lara larb lare larp larr lbar lblr leaa leal leap lear leba leea leel leep leer lela lele lell lepa lepe lepp lera lere lerp llll lpla lppl lprp lral lrba lrrr paal paap paar paba paea paep paer pala pale pall palp papa papb pape papp papr par- para pare parl parp parr pbar pbpa peab peal peap pear peba pebl peel peep peer pel- pela pelb pele pell pepa pepe per- pera pere perl perp perr plaa plab plap plar plbr ple- plea pleb plee plpa plpp plra ppal ppap ppar pper pple pppa pppp prae prar pre- preb pree prel prep prle prlr raab raba rabb rabe rabl rael raep raer rala ralb rale rall rapa rape rapl rapp rara rarb rare rbbb rbbr rble rea- reae real reap rear reba rebb rebe reeb reel reep rela relb rele rell relp repe repl repp repr rera rere rlab rlee rrle rrrr