a-be aaaa aaab aaae aaal aaar aaba aabb aabl aabt aaea aala aale aall aalo aalu aaoe aaoo aara aare aaro aart aaru aata aatt abaa abab abae abal abar abat abau abb- abba abbb abbe abbo abbr abbt abee abel aber abet abla able ablo aboa abob abol aboo abor abot abou abra abro abta abtu abua abue abul abut aeer aela aer- aera aero aeta aeto aetr aett alaa alae alal alao alar alat alau alb- alba albe albo albu alea alee aleo aler alet aleu all- alla alle alll allo allr allu aloa aloe alol aloo alor alot alou alro alta alte alto alua alur alut aoba aoeu aola aole aora aorb aort aoul aout arab arae aral arar arat arau arba arbe area aree arel areo aret areu arla arle arlo aroa arob aroe aroo aror arr- arra arre arro arrr arrt arru arta arte arto artr arua arub arue arul arut at-l at-t ataa atab atae atal atar atat atea atee atel ateo ater atla atle atlo atob atoe atol ator atot atra atre atro atru atta atte atto attr attu atua atub atul atur auaa aube auel auer aul- aula aule aull aulo ault aulu auol aur- aura aure auro aut- aute auto baaa baal baar baat baba babb babe babo babr babu bael baer bala bale ball balo balt balu baol bar- bara barb bare baro barr bart baru bata bate bato batt batu bau- baul baur bbau bbbb bbeb bbet bblb beal bear beat beau beba bebb bebe bebo beeb beel beer beet bela bele bell belo belt belu beo- beor beot bera bere bero berr bert beru beta bete beto bett betu beur blaa blab blae blat blau blbt blea bleb blee bleo blet bleu blob bloo blot blou blub blue blur blut boab boal boar boat boba bobb bobe bobo bobu boea boee boel boeo boer boet bola bole boll bolo bolt bolu boob booe bool boor boot bor- bora bore boro borr bort boru bota botb bote boto bott boua boue boul bour bout brab brae brao brat brau brea breb bree brel breo brer bret broa brob broe brol broo bror brot brou brrr brue brut btaa btla btob btor btrt bttb bual buar buat buba bubb bube bubo bubu buea buel buer bueu bula bulb bule bull bult bulu buol bur- bura burb bure burl buro burr burt buru but- buta bute buto butt e-la eaba eala eale eara earb eare earl earo eart eata eate ebal ebba ebbo ebbr ebel eber ebla eboe ebol eboo ebor ebro ebru ebul ebur eeea eeee eele eera eero eeta eete eetu el-b elab elal elar elat elba elbe elbo elbu elea elee eleo eler elet ella elle ello ellu elra elro elta elte elto elue elul eola eole eolo eora eore eorl eota eoto eral erat erau erba erbb erbe ereb erel erer eret erla erle erll erob eroe erol eroo erra erre erro erta ertl ertu erua erub erur etal etat etbr etee etel eter etla etoe etra etre etro etta ette etto ettu etua euba euer eula eule eur- eura eure euro eurt laaa laal laar laat laba labe labo labr labu lael laer laet lala lale lall lalo lalu laou lara larb lare larr lart laru lata late lato latt latu laub laue laul laur laut lbar lblr lbrt le-u leaa leal leao lear leat leau leba lebo lebu leea leel leer leet lela lele lell lelo lelu leor leou lera lere lero lert leta lete leto lett leur llao llat llet lleu llll lloa lloo loar loat lob- loba lobb lobe lobo loeb loeu lola lole loll lolo loob looe lool loor loot lora lore loro lota lote lotl loto lotr lott loue loul lour lout louu lral lrat lrba lrrr lrta ltae ltbl ltee ltra lttr luau luba lube luer lula lule lull lulu lura lure lurt luta lute luua o-eo oaau oaer oall oara oare oate obal obba obbo obea obel ober obet obla oble oblu oboe obol obor obot obra obre obro oela oele oera oere oeta olar olat olba olbo ole- olea oleo oler olet olla olle ollo olor olot olta oltu olur ooaa ooba oobe ooer oola oolo oooo oora oore oort ootb orab orae oral orao orar orat orba orbb orbe orbo orbu ore- orea oreb orel oreo orer orla orle orlo orlu oro- oroe oror orot orra orro orta orte orto orub otar otea otee oter oto- otoe otoo otor otra otre otro otta otte otto ottu otur ouat ouea ouer oula oule oulu our- oura oure ouro ourt out- outa outb oute outo ouu- raab raat raba rabb rabe rabl rabo rabu rael raer rala ralb rale rall ralo ralt raob raol rara rarb rare raro rata rate rato ratt ratu raua raub raue raul raut rbbb rbbr rble rea- reae real reao rear reat reau reba rebb rebe rebo rebu reeb reel reet rela relb rele rell relo relt reol reot reou rera rere rero rert reru reta rete reto retr rett reue reul reut reuu rlab rlee rleu rlua roab roar roat rob- roba robb robe robo robt robu roea roel roer roet rola role roll rolo rolt roob rool roor root rora rore roro rort roru rota rote rotl roto rotr rott roua roub roue roul rout rrat rrle rrrr rtee rtle rtlt ruba rubb rube rubu ruel ruer ruet rula rule rull rulo rura rure ruro ruru ruta rute rutl ruto rutt rutu taa- taal taar taat taba tabb tabe tabl tabo tabu tael taer tala tale tall talo talu taoa taor taou tara tarb tare taro tarr tart taru tata tatb tate tato tatr tatt tatu taua taub taue taul taur taut tbar tbrb tbta teal tear teat teba tebo tebu teel teer teet tel- tela tele tell telo telt telu teor ter- tera tere tero terr teru teta tete teto tetr tett tetu teut toab toal toat toau toba tobe tobo