-er a-a a-b a-t aaa aab aae aar aat aau aax ab- aba abb abe abr abt abu abx aea aeb aee aer aet aeu aex ar- ara arb are arr art aru arx at- ata atb ate atr att atu atx au- aua aub aue aur aut aux ax- axa axe axr axt axx b-u baa bab bae bar bat bau bax bba bbb bbe bbr bbt bbu bbx be- bea beb bee ber bet beu bex bra brb bre brr brt bru brx bta btb bte btr btt btu btx bua bub bue bur but buu bux bxb bxx eaa eab eae ear eat eau eax eba ebb ebe ebr ebt ebu ebx eea eeb eee eer eet eex era erb ere err ert eru eta etb ete etr ett etu etx eu- eua eub eue eur eut eux ex- exa exe exr ext exu exx ra- raa rab rae rar rat rau rax rba rbb rbe rbr rbt rbu rbx re- rea reb ree rer ret reu rex rra rrb rrr rrt rru rta rtb rte rtr rtt rtu rtx rua rub rue rur rut ruu rux rxr t-x taa tab tae tar tat tau tax tba tbb tbe tbr tbt tbu te- tea teb tee ter tet teu tex tra trb tre trr trt tru trx tta ttb tte ttr ttt ttu ttx tua tub tue tur tut tuu tux txe txt txu ua- uaa uab uae uar uat uau uba ubb ube ubr ubt ubu ubx uea ueb uee uer uet ur- ura urb ure urr urt uru urx uta utb ute utr utt utu utx uua uue uur uut uuu uxb uxr uxt uxu xaa xar xat xau xbe xbr xbx xee xer xet xeu xex xrt xrx xtr xtx xue xxx

a-be aaaa aaab aaae aaar aaba aabb aabt aaea aara aare aart aaru aata aatt abaa abab abae abar abat abau abax abb- abba abbb abbe abbr abbt abee aber abet abra abta abtu abua abue abut aeer aer- aera aeta aetr aett aetx arab arae arar arat arau arax arba arbe area aree aret areu arex arr- arra arre arrr arrt arru arta arte artr artx arua arub arue arut at-t at-x ataa atab atae atar atat atax atea atee ater atex atra atre atru atrx atta atte attr attu atua atub atur auaa aube auer aur- aura aure aut- aute auxa axar axat axer ba-x baaa baar baat baba babb babe babr babu baer bar- bara barb bare barr bart baru barx bata bate batt batu bau- baur baux baxt bbau bbbb bbeb bbet bear beat beau beba bebb bebe beeb beer beet bera bere berr bert beru beta bete bett betu beur beux brab brae brat brau brax brea breb bree brer bret brex brrr brue brut brux btaa btex btrt bttb buar buat buba bubb bube bubu buea buer bueu bur- bura burb bure burr burt buru but- buta bute butt buxa eaba eara earb eare eart eata eate eaux ebba ebbr eber ebru ebur eeea eeee eera eeta eete eetu eext er-x erat erau erba erbb erbe ereb erer eret erra erre erta ertu erua erub erur etat etbr etee eter etra etre etta ette ettu etua etux euba euer eur- eura eure eurt exa- exer exrx exta exte extr raab raat raba rabb rabe rabu raer rara rarb rare rata rate ratt ratu raua raub raue raut raxa rbbb rbbr rea- reae rear reat reau reba rebb rebe rebu reeb reet rera rere rert reru reta rete retr rett reue reut reuu reux rexx rrat rrrr rtee rtex ruba rubb rube rubu ruer ruet rura rure ruru ruta rute rutt rutu taa- taar taat taba tabb tabe tabu taer tara tarb tare tarr tart taru tata tatb tate tatr tatt tatu taua taub taue taur taut tax- taxa taxe taxt tbar tbrb tbta tear teat teba tebu teer teet ter- tera tere terr teru teta tete tetr tett tetu tetx teut texa text traa trab trae trat trau trax tre- trea tree tret treu trex trra trte trtr trub true trut truu trux ttab ttbb tter tttt tuae tuar tuat tuba tubb tube tubr tubu tuer tuet tura turb ture turr turt turu tuta tute tutt tutu txaa txtr uart uaru uata uatu uaua ubar ubba ubbe uber ubet ubra ueba uext urat urau urba urbe ure- urea uret urex urra urre urte urur urut utau uter uttu uuta uuuu uxue xaar xara xare xate xbar xbee xbra xeer xer- xera xert xexe xtar xtea xtra xura xuxa xuxu xxxx

-aaa- -eaux -tree aaaee aaata aabaa aabba aabra aarau aatxe abaab ababa ababe ababu abaer abara abare abaru abate abbar abbat abbet abbur abear abeat abeau abeba abebe abeer abeet abera abere aberr abert abrar abreu abtaa abtar abura aburr abuta abute abutt aeaea aebbe aerru aetat aeter ar-ab araat arab- araba arabe araea arara arare araru arata arate araux araxa arbab arbar arbat arbee arber arbet arbre areae arear areat areet arere arete arett arexx arrau arrea arret arrua art-x artar artat artax artea arter artex artur artux aruaa aruba arura aruru aruta atabu atara ataru ataxx atbar atbat atear ateat ater- aterr atete atrab atrax atree atrex atrue attar attea atter attex attra attur atube atura auaxa auber auete aurae aurar aurat aurea aurra autee auter autet autre axert axura baabe baart baata baate babar babau babax babee baber babra babur babut baert bar-x baraa barab barar barat barba barbe barbu barea barer baret barra barre barru barta barua barut batab batar batat batau batea bater batra batre batta batte battu batur bauer baura baure bauru bauta bbart bbbee bbear be-er beara beare beart beata beate beaut beaux bebar bebat beber bebra beebe beete beeut berar berat berau berba berbe berea beret berra berre berru berta berte betar betax betee beter betra betre bett- betta bette beuer beure beute bexar bexta braat brate bratt bratu braut braux bre-x breba brebu breer breet brera brere