a-be aaaa aaab aaae aaal aaap aaar aaba aabb aabl aabp aabt aaea aaep aala aale aall aapa aapl aapt aara aare aarp aart aata aatt abaa abab abae abal abap abar abat abb- abba abbb abbe abbr abbt abee abel aber abet abla able abpa abpp abpr abra abta aeap aeer aela aelp aer- aera aeta aetr aett al-p alaa alae alal alap alar alat alb- alba albe alea alee alep aler alet all- alla alle alll allr alpa alpe alpl alta alte apal apap apar apat apba apbr apea apel apep aper apet apl- apla aple aplp appa appl appr appt apra apre aprt apta apte aptt arab arae aral arap arar arat arba arbe area aree arel arep aret arla arle arpa arpe arpl arr- arra arre arrr arrt arta arte artr at-l at-t ataa atab atae atal atap atar atat atea atee atel atep ater atla atle atpr atra atre atrp atta atte attp attr baaa baal baar baat baba babb babe babr bael baer bala bale ball balt bapa bape bapp bapt bar- bara barb bare barr bart bata bate batt bbbb bbeb bbet bblb bbpr beal beap bear beat beba bebb bebe beeb beel beep beer beet bela bele bell belp belt bera bere berr bert beta bete bett blaa blab blae blat blbt blea bleb blee blet bpea bpel brab brae brat brea breb bree brel brep brer bret brlp brrr btaa btbp btla btlp btrt bttb e-la eaba eala eale eapp eara earb eare earl earp eart eata eate ebal ebba ebbr ebel eber ebla eeea eeee eele eera eeta eete el-b el-p elab elal elar elat elba elbe elea elee eler elet ella elle elpe elra elta elte epaa epee eper eple epll eppa eppp epra eprb eprp epta epte eral erap erat erba erbb erbe ereb erel erer eret erla erle erll erpa erpe erra erre erta ertl etal etap etat etbr etee etel eter etla etra etre etta ette laaa laal laap laar laat laba labe labr lael laer laet lala lale lall lapa lapb lape lapp lapt lara larb lare larp larr lart lata late latt lbar lblr lbrt leaa leal leap lear leat leba leea leel leep leer leet lela lele lell lepa lepe lepp lept lera lere lerp lert leta lete lett llat llet llll lpla lppl lprp lptb lral lrat lrba lrrr lrta ltae ltap ltbl ltee ltpa ltra lttr paal paap paar paat paba pabt paea paep paer pala pale pall palp palt papa papb pape papp papr par- para pare parl parp parr part pata pate patr patt pbar pbpa peab peal peap pear peat peba pebl peel peep peer peet pel- pela pelb pele pell pelt pepa pepe per- pera pere perl perp perr pert peta pete petr pett plaa plab plap plar plat plbr ple- plea pleb plee plet plpa plpp plra pltt ppal ppap ppar pper pple pppa pppp ppta pptt prae prar prat pre- preb pree prel prep pret prle prlr prtp prtr ptab ptal ptbl pter raab raat raba rabb rabe rabl rael raep raer rala ralb rale rall ralt rapa rape rapl rapp rapt rara rarb rare rata rate ratp ratt rbbb rbbr rble rea- reae real reap rear reat reba rebb rebe reeb reel reep reet rela relb rele rell relp relt repe repl repp repr rept rera rere rert reta rete retr rett rlab rlee rpet rpta rrat rrle rrrr rtee rtle rtlt rtpa rttp taa- taal taar taat taba tabb tabe tabl tael taer tala tale tall tapa tape tapp tapr tapt tara tarb tare tarp tarr tart tata tatb tate tatr tatt tbar tbrb tbta tbtp teal tear teat teba teel teer teet tel- tela tele tell telt tepa tepe tepp ter- tera tere terp terr teta tete tetr tett tlpa tpap tper tppa tppp tppr tpte tptp tptr traa trab trae tral trap trat tre- trea tree tret trpa trpe trpp trra trte trtr ttab ttbb tter tttt