a-be aaaa aaab aaae aaal aaar aaav aaba aabb aabl aaea aaev aala aale aall aalo aalu aaoe aaoo aara aare aaro aaru aava abaa abab abae abal abar abau abb- abba abbb abbe abbo abbr abee abel aber abla able ablo ablv aboa abob abol aboo abor abou abov abra abro abua abue abul abva aeer aela aer- aera aero aeva alaa alae alal alao alar alau alb- alba albe albo albu alea alee aleo aler aleu alev all- alla alle alll allo allr allu aloa aloe alol aloo alor alou alov alro alua alur alva alvo aoba aoeu aola aole aora aorb aoul arab arae aral arar arau arba arbe area aree arel areo areu arev arla arle arlo aroa arob aroe aroo aror arr- arra arre arro arrr arru arua arub arue arul arva arve arvo auaa aube auel auer aul- aula aule aull aulo aulu auol aur- aura aure auro auve avab aval avao avar avea avel aveo aver aveu avlb avor avou avra avre avro avur avva avvo baaa baal baar baba babb babe babo babr babu bael baer bala bale ball balo balu baol bar- bara barb bare baro barr baru bau- baul baur bava bave bavu bbau bbbb bbeb bblb beal bear beau beav beba bebb bebe bebo beeb beel beer bela bele bell belo belu beo- beor bera bere bero berr beru beur bevo blaa blab blae blau blea bleb blee bleo bleu blob bloo blou blub blue blur boab boal boar boba bobb bobe bobo bobu boea boee boel boeo boer bola bole boll bolo bolu boob booe bool boor bor- bora bore boro borr boru boua boue boul bour bova bove bovo brab brae brao brau brav brea breb bree brel breo brer brev broa brob broe brol broo bror brou brrr brue bruv bual buar buba bubb bube bubo bubu buea buel buer bueu bula bulb bule bull bulu buol bur- bura burb bure burl buro burr buru buve e-la eaba eala eale eara earb eare earl earo eave ebal ebba ebbo ebbr ebel eber ebla eboe ebol eboo ebor ebro ebru ebul ebur eeea eeee eele eelv eera eero eeva el-b elab elal elar elba elbe elbo elbu elea elee eleo eler elev ella elle ello ellu elra elro elue elul elva elve elvo eola eole eolo eora eore eorl eral erau erba erbb erbe ereb erel erer erev erla erle erll erob eroe erol eroo erra erre erro erua erub erur eruv erve euba euer eula eule eur- eura eure euro evae eval evar evea evel ever evla evoe evol evoo evra evre laaa laal laar laba labe labo labr labu lael laer lala lale lall lalo lalu laou lara larb lare larr laru larv laub laue laul laur lava lave lavo lbar lblr le-u leaa leal leao lear leau leba lebo lebu leea leel leer lela lele lell lelo lelu leor leou leov lera lere lero leur lev- leva leve levo llao lleu llll lloa lloo lo-v loar lob- loba lobb lobe lobo loeb loeu lola lole loll lolo loob looe lool loor lora lore loro loue loul lour louu love lovo lral lrba lrrr luau luba lube luer lula lule lull lulu lura lure lurv luua luve lvea lvov lvrr o-eo oaau oaer oall oara oare obal obba obbo obea obel ober obla oble oblu oboe obol obor obra obre obro oela oele oera oere olar olav olba olbo ole- olea oleo oler olev olla olle ollo olor olov olur ooaa ooba oobe ooer oola oolo oooo oora oore orab orae oral orao orar orav orba orbb orbe orbo orbu ore- orea oreb orel oreo orer orla orle orlo orlu oro- oroe oror orra orro orub orve orvr ouea ouer oula oule oulu our- oura oure ouro ouu- oval ovar ovee over ovo- ovol ovoo ovra ovre raab raba rabb rabe rabl rabo rabu rael raer rala ralb rale rall ralo raob raol rara rarb rare raro raua raub raue raul rava rave rbbb rbbr rble rea- reae real reao rear reau reba rebb rebe rebo rebu reeb reel reev rela relb rele rell relo reol reou rera rere rero reru reue reul reuu reva reve revo rlab rlee rleu rlua roab roar rob- roba robb robe robo robu roea roel roer roev rola role roll rolo roob rool roor rora rore roro roru roua roub roue roul rova rove rovo rrle rrrr ruba rubb rube rubu ruel ruer rula rule rull rulo rura rure ruro ruru ruve ruvu rver uaru uaua ubal ubar ubba ubbe ubbo uber ubla uble ublo ubra ueba uele uell ulaa ulae ular ulea uleb ulee uleo ulla ulle ullo ullr ulo- ulua ulul ulva uor- uore uovo ural urao urau urba urbe ure- urea urla urle uro- uroa urol uroo urra urre urur urva urve uulu uuuu uv-a uv-b uvaa uvae uval uvea uvel uver uvvu vaal vaar vala vale vall valo valu vara vare varr varu vava veal vear veau veba veel veer vel- vela vele vell velo velu veol veor ver- vera verb vere verl vero veur veve vevo vlab vlba voar voel voer voeu vola vole voll volo vool voor vor- vora vore voro voru voue voul vour vrav vrba vrbl vreo vual vuel vula vull vurb vver vvob vvvv