a-be a-ya aaaa aaab aaac aaae aaar aaba aabb aabc aabt aaby aaca aacb aacc aace aacr aact aacu aacy aaea aaec aara aarc aare aart aaru aata aatc aatt abaa abab abac abae abar abat abau abay abb- abba abbb abbe abbr abbt abby abca abcb abcc abcr abct abec abee aber abet abey abra abrc abry abta abtu abua abue abut abuy abyc abye abyt abyy ac-t acaa acab acac acae acar acat acba acca accc acce acct accu accy ace- acea acec acer acet acey acr- acra acrc acre acrr acry acta actc acte actt actu acu- acue acur acut aeac aeby aecb aect aeer aer- aera aerc aery aeta aetc aetr aett arab arac arae arar arat arau aray arba arbe arby arc- arca arce arct area arec aree aret areu arey arr- arra arrc arre arrr arrt arru arry arta artc arte artr arty arua arub arue arut ary- arya arye at-t ataa atab atac atae atar atat atay atca atcc atcr atea atec atee ater atra atrc atre atru atry atta atte attr attu atty atua atub atuc atur atya auaa aube auby auca auce auct auer aur- aura aure aut- aute auty ayar ayat ayay ayca ayce ayer ayra ayre ayry ayta ayub ayur ayya baaa baar baat baba babb babe babr babu baby bac- baca bacc bace bact baer bar- bara barb barc bare barr bart baru bary bata batc bate batt batu baty bau- baur baya baye bayt bayu bbau bbay bbbb bbeb bbet bbrc bcaa bcar bcat bcbc bcca bccc bcec bcer bcet bcra bcru bctc bcuc bear beat beau beay beba bebb bebe beby beca becu beeb beer beet beey bera berc bere berr bert beru bery beta betc bete bett betu beur beya beye beyt brab brac brae brat brau bray brca brcb brce brea breb brec bree brer bret brey brrr brtc bruc brue brut bry- brya brye btaa btcc btec btrc btrt btry bttb buar buat buba bubb bube bubu buca bucc buce bucu buea buer bueu bur- bura burb bure burr burt buru bury but- buta bute butt buty buyu byar byce byer byre byrt byte caaa caab caac caat caba cabe cabu caby cac- caca cacc cace cacr caec caer caeu cara carb carc care carr cart cary cat- cata catb catc cate catt catu caty cauc caut caye cayr cbac cbar cbat cbbc cbca cbcc cbce cbcr cbct cbcu cbea cbec cbee cber cbet cbre cbrt cbry cbta cbtc cbyt ccaa ccab ccac ccar ccat ccba ccbc ccca cccb cccc cccu ccee ccra ccrc ccre ccrt cctb cctc cctt ccuc ccut ceac cear ceat ceba cebu cec- ceca cece cect ceeb ceec cer- cera cerc cere cert cery cet- ceta cete ceyu crab crac crar crat crau cray crbc crbu crca crcc crce crcr cre- crea creb crec cree cret creu crrt crtc crub crue crut cry- crya cryb ctab ctae ctba ctca ctec ctrc ctta cuau cub- cuba cubb cube cuby cuca cucc cuce cuer cura curb cure curr curt cury cut- cuta cutc cute cutt cuy- cuyr cya- cyaa cyar cyba cybb cybc cyc- cyca cycb cycc cyra cyre cyrt cyt- cyta cytb cyte cyy- cyyc eaba eaca eacc eaec eara earb eare eart eary eata eate ebac ebay ebba ebbc ebbr ebby ebcc eber ebru ebur ebya ecaa ecac ecar ecat ecbc ecbe ecca eccb eccc ecce ecct ecra ecrc ecrr ecru ect- ecta ectc ecua eeby eeca eeea eeee eera eerc eery eeta eetc eete eetu erat erau eray erba erbb erbe erca ercc erce ereb erec erer eret erra errc erre erta ertu erua erub eruc erur erya eryc erye etat etbc etbr etcc etec etee eter etra etre etta ette ettu etty etua euba eubc euer eur- eura eurc eure eurt eury eyeb eyec eyer eyet eyey eyra eyre eyry eyte eyyr raab raat raba rabb rabe rabu raby rac- raca racc race ract racu racy raec raer rara rarb rare rary rata rate ratt ratu raty raua raub rauc raue raut raya raye rayr rayt rayu rbbb rbbr rcac rcbc rccb rccc rcet rctc rcyc rea- reac reae rear reat reau reay reba rebb rebe rebu reca recc rece recr rect recu recy reeb reet rera rere rert reru rery reta rete retr rett rety reue reut reuu reya reye rrat rrrr rtca rtcc rtce rtee ruba rubb rube rubu ruby ruca ruce ruct ruer ruet rura rurc rure ruru ruta rute rutt rutu ruty ruya ryat ryba rybe ryeb ryet rytt ryue ryyt taa- taar taat taba tabb tabc tabe tabu taby taca tacc tace tact tacy taec taer tara tarb tarc tare tarr tart taru tary tata tatb tate tatr tatt tatu taty taua taub tauc taue taur taut taya taye tayt tayu tayy tbar tbca tbcb tbcc tbce tbrb tbta tcby tcca tccc tccu tctc teac tear teat teba tebu teca tecr tect teec teer teet ter- tera terc tere terr teru tery teta tete tetr tett tetu teut teya teye teyr traa trab trac trae trat trau tray trca trcc tre- trea trec tree tret treu trey trra trtc trte trtr trub truc true trut truu try- trya tryb trye ttab ttbb tter tttt tuae tuar tuat tuay tuba tubb tube tubr tubu tuca tucc tuer tuet tuey tura turb turc ture turr turt turu tury tuta tute tutt tutu tuty tuya tuye tyar tyce tyee tyer tyet tyr- tyra tyre tyrr tyta tyte tytt tyty uabc uaca uarc uart uaru uata uatu uaua ubac ubar ubay ubba ubbe uber ubet ubra ucar ucat ucbc ucca ucea ucrc ucua ucut ueba urac urat urau uray urba urbe urca urcy ure- urea uret urey urra urre urry urte urur urut utac utau utby utec uter uttu uuta uuuu uyar uyea uyre yaar yaba yacc yacy yara yarb yare yarr yart yaru yary yata yate yaue yaya yayu yber ybet ybry ycab ycat yccc ycee yctc ye-u year yeat yeer yeet yerb yere yerr