a-be a-fu a-ha aaaa aaab aaae aaaf aaah aaar aaba aabb aabh aabt aaea aafa aafb aaff aaha aara aare aart aaru aata aatf aatt abaa abab abae abaf abar abat abau abax abb- abba abbb abbe abbr abbt abee aber abet abff abha abhr abra abta abtu abua abue abuf abut aeaf aeer aer- aera aeta aetf aetr aett aetx afaa afar afat afee afer afet affa afft afr- afra afre afru afta afte afua afue afxe ahab ahah ahar ahat ahau ahet ahex ahfa ahha ahra ahre ahrr ahta ahte ahua arab arae araf arah arar arat arau arax arba arbe arbh area aree aref areh aret areu arex arfa arfb arff arft arfu arh- arr- arra arre arrh arrr arrt arru arta arte arth artr artx arua arub arue arut at-t at-x ataa atab atae atar atat atax atea atee atef ater atex atfb atfe atha athe atra atre atru atrx atta atte attr attu atua atub atur auaa aube auer aufe auht auhx aur- aura aure aut- aute auth auxa axaf axar axat axer axfr ba-x baaa baaf baah baar baat baba babb babe babr babu baer baff baft baha bahr baht bahu bar- bara barb bare barf barh barr bart baru barx bata bate batf bath batt batu bau- bauf baur baux baxt bbau bbbb bbeb bbet beaf beah bear beat beau beba bebb bebe beeb beef beer beet befa befe beff beft behr bera bere berr bert beru beta bete beth bett betu beur beux bfta bftt bhar bhat bher bhet bhff bhra bhrt bhur bhut bhuu brab brae braf brah brat brau brax brea breb bree bref brer bret brex brfu brrr brue bruh brut brux btaa btaf btex btrt bttb buar buat buba bubb bube bubu buea buer bueu bufe buff bufr buha buhe buhr bur- bura burb bure burh burr burt buru but- buta bute butt buxa eaaf eaba eabh eafb eara earb eare earh eart eata eate eath eaux ebba ebbr eber ebru ebur eeea eeee eefa eefe eera eeta eete eeth eetu eext efab efax efbr efet effa eft- efta eftu efua ehaa ehea eheh eher eheu ehre ehte er-x eraf erat erau erba erbb erbe ereb erer eret erft erfx erhu erra erre erta erth ertu erua erub eruh erur etah etat etbr etee eter etfa etfb etfe eth- etha ethe etra etre etta ette ettu etua etux euba euer eur- eura eure eurt euth exa- exer exh- exrx exta exte extr faaa faah faba fabe fabu faeb faex fafa fafe faff faha fahr fara farb fare farr fart faru fata fate fatf fath fatt faue faur faut faux faxe fbar feaf fear feat feba feeb feer feet fefe feff fehr fehu fera ferb fere ferr fert feru feta fete feth fetr fett fetu feux fext ffar ffee ffff ffrr fftf frab frae frat frau frax frea free fret frex frta frub frue ftea fter ftub fuar fuat fubb fubu fuet fuff fufu fur- fura fure furr furt futa fute futu haab haaf haar haat haba habe habt habu haet hafb hafe haff haft haha haht hara hare harf harh harr hart haru hata hatb hate hath hatt hatu hau- haue hauf haut haxe hbar hbtu heaf heah hear heat hebb hebe hebr heeb heef heer heet hefe heft hehe hera herb here herr hert heru heta hete heth hett hetu heue heur hex- hexa hexb hexe hext hfba hhaa hhat hhex hhhh hree hrta hrtb hrte htab htea htet htra httr huah huba hubb hube huea huer huet hufe huff hufu huhu hura hure hurr hurt huru huta hute huth hutt hutu huub raab raaf raat raba rabb rabe rabu raef raer rafa rafe raff raft raha rahe rahr raht rahu rara rarb rare rarf rata rate ratf rath ratt ratu raua raub raue rauf raut raxa rbaf rbbb rbbr rea- reae reaf rear reat reau reba rebb rebe rebu reeb reef reet refe reff refr reft refu reha rehb rehe reht rera rere rert reru reta rete reth retr rett reue reuf reut reuu reux rexx rfae rfef rhae rhau rhea rheb rhee rhet rhex rhue rrah rrat rrrr rtbf rtee rtex rtfb ruah ruba rubb rube rubu ruer ruet rufa rufe ruff ruft ruhe ruhh ruhr rura rure ruru ruta rute ruth rutt rutu taa- taaf taar taat taba tabb tabe tabu taer tafa tafe taff taft taha tahe tahr tahu tara tarb tare tarf tarr tart taru tata tatb tate tath tatr tatt tatu taua taub taue taur taut tax- taxa taxe taxf taxt tbaf tbar tbrb tbta tear teat teba tebu teef teer teet teff teft tehr ter- tera tere terf terr teru teta tete teth tetr tett tetu tetx teut texa text tfae tfeb thaa thae thar that thau thax the- thea theb thee thef ther thet theu thex thra thre thru thtb thtr thue thur traa trab trae traf trat trau trax tre- trea tree tref tret treu trex trfr trra trte trtr trub true trut truu trux ttab ttbb tter ttfa ttff tttt tuae tuar tuat tuba tubb tube tubr tubu tuer tuet tufa tufe tuff tuft tufu tuht tuhu tura turb ture turf turr turt turu tuta tute tutt tutu txaa txtr uafa uart uaru uata uath uatu uaua ubar ubba ubbe uber ubet ubra ubtf ueba uefa uext ufer uffa uffe ufra uher uhta uhuh urat urau urba urbe ure- urea ureh uret urex urfa urfe urff urft urra urre urrh urte urth urur urut utah utau uter utha uthe uttu uuta uutf uuuu uxue xaar xara xare xate xbar xbee xbra xeer xefe xer- xera xert xexe xfer xhfa xtar xtea xtra xura xuxa xuxu xxxx