-ase a-be aaaa aaab aaae aaar aaas aaba aabb aabt aaea aaes aara aare aars aart aaru aasa aase aass aast aasu aata aatt aaus abaa abab abae abar abas abat abau abax abb- abba abbb abbe abbr abbs abbt abee aber abes abet abra abrs abs- absa abse abss absu abta abts abtu abua abue abus abut aeas aebs aeer aer- aera aers aess aest aeta aetr aett aetx arab arae arar aras arat arau arax arba arbe arbs area aree ares aret areu arex arr- arra arre arrr arrs arrt arru ars- arsa arse arst arsu arta arte artr arts artx arua arub arue arut asaa asab asae asar asas asat asau asba asbu asea asee aser ases aset asra asrs asru assa asse assr asss asst assu asta astb aste astr asts asub asue asur asus at-t at-x ataa atab atae atar atas atat atax atbs atea atee ater ates atex atra atre atru atrx atsb atse atst atta atte attr atts attu atua atub atur atus auaa aube auer aur- aura aure ausa ause aust ausu aut- aute auts auxa axar axat axer axes axse ba-x baaa baar baas baat baba babb babe babr babs babu baer baes bar- bara barb bare barr bars bart baru barx basa base bass bast basu bata bate bats batt batu bau- baur baux baxt bbas bbau bbbb bbbs bbeb bbet bear beas beat beau beba bebb bebe beeb beer bees beet bera bere berr bers bert beru bes- besa bese bess best beta bete bets bett betu beur beux brab brae bras brat brau brax brea breb bree brer bres bret brex brrr brrs brsb brsr brst brue brus brut brux bsaa bsas bsat bsea bseb bsee bser bses bset bsra bsse bsts btaa btex btrt btss bttb btus buar buat buba bubb bube bubs bubu buea buer bueu bur- bura burb bure burr burs burt buru busa buse buss bust busu busx but- buta bute buts butt buus buxa eaba eara earb eare ears eart easa ease east eata eate eats eaus eaux ebba ebbr ebbs eber ebes ebru ebsa ebur ebus eeea eeee eees eera eers eese eeta eete eets eetu eext er-x eras erat erau erba erbb erbe ereb erer eres eret erra erre errs ersa erse erst erta erts ertu erua erub erur erus esab esar esas esat esau esba esbs esea esee eser eses eset esra essa esse esst essu esta este estr ests esus etas etat etbr etee eter etes etra etre etsu etta ette ettu etua etux euba euer eur- eura eure eurt eusa euse exa- exer exes exrx exta exte extr exts raab raas raat raba rabb rabe rabs rabu raer raes rara rarb rare rars rasa rase rass rast rasu rata rate rats ratt ratu raua raub raue raus raut raxa rbbb rbbr rbbs rbss rbst rea- reae rear reas reat reau reba rebb rebe rebs rebu reeb rees reet rera rere rers rert reru resa rese ress rest reta rete retr rets rett reue reus reut reuu reux rexx rras rrat rrrr rsaa rsee rsre rssa rsts rstu rsua rtas rtee rtes rtex rtss rtts ruas ruba rubb rube rubs rubu ruer rues ruet rura rure rurs ruru rusa ruse russ rust rusu ruta rute ruts rutt rutu rxes sa-x saab saae saar saas saat saba sabb sabe sabr sabs sabu saeb saer saes saex sara sare sarr sars sart saru sasa sase sass sast sata satb sate satr sats satt satu saua saue saur saus saut saux saxa saxe saxt sbaa sbar sbas sbbs sber sbsa sbse sbst sbus se-e se-s se-t se-u se-x seaa seab sear seas seat seau seax seba sebe sebs sebt seea seeb seer sees seet seeu seex sera serb sere serr sers sert seru sesa sese sess sest set- seta sete sets sett setx seur seux sex- sexe sext sras sreb sres srta srtr srub ssaa ssab ssas ssat ssau ssbr ssee sses sset ssex ssra ssrs sssa sssb ssss ssta sstb ssts stab stae star stas stat stau stax stbs stea stee ster stes stet stex stra stre strs stru stss sttr stub stue stur stus stut stux suar suas suat sub- suba subb subs suee suer sues suet sueu sur- sura sure surr surs surt suru sus- susa suse suss sust susu suta sute sutu suus sux- suxe suxt taa- taar taas taat taba tabb tabe tabs tabu taer taes tara tarb tare tarr tars tart taru tasa tasb tase tasr tass tast tasu tata tatb tate tatr tats tatt tatu taua taub taue taur taus taut tax- taxa taxe taxt tbar tbas tbbs tbrb tbst tbta tear teas teat teba tebu teer tees teet ter- tera tere terr ters teru tesa tese tess test teta tete tetr tets tett tetu tetx teut texa text traa trab trae tras trat trau trax tre- trea tree tres tret treu trex trra trst trte trtr trub true trus trut truu trux tsaa tsar tsat tsau tses tset tssa tsse tssr tsst tsts ttab ttbb tter ttss tttt tuae tuar tuas tuat tuba tubb tube tubr tubs tubu tuer tues tuet tura turb ture turr turs turt turu tusa tuss tust tuta tute tuts tutt tutu tuxs txaa txtr uaes uars uart uaru uasa uata uatu uaua ubar ubba ubbe uber ubet ubra ueba uers uess uext uras urat urau urba urbe urbs ure- urea ures uret urex urra urre ursa urse urss ursu urte urts urur urus urut us-a usaa usar usas usat usba usbe usbr usbs usea usee user uses uset usra ussa ussb usse ussr usss usst ussu usta ustb uste usts usua usus utas utau uter utes utsa uttu uuta uuuu uxue uxus xaar xara xare xate xats xbar xbee xbra xeer xer- xera xers xert xeus xexe xtar xtbs xtea xtra xtsr xura xurs xuxa xuxu xxxx