aaaa aaac aaad aaae aaar aaca aacc aacd aace aacr aact aada aadc aade aadt aaea aaec aara aarc aard aare aart aata aatc aatt ac-t acaa acac acad acae acar acat acca accc accd acce acct acda acdc acde acdt ace- acea acec aced acer acet acr- acra acrc acre acrr acta actc acte actt adaa adac adad adae adar adat adcc adda addc addd adde addr adea adee ader adet adra adre adta aeac aect aede aedt aeer aer- aera aerc aerd aeta aetc aetr aett aetx arac arad arae arar arat arax arc- arca arce arct arda ardc arde area arec ared aree aret arex arr- arra arrc arre arrr arrt arta artc arte artr artx at-t at-x ataa atac atad atae atar atat atax atca atcc atcr atdt atea atec ated atee ater atex atra atrc atre atrx atta atte attr axar axat axce axed axer c-cd caaa caac caat cac- caca cacc cace cacr cada cadc cadd cade cadr caec caer caex cara carc card care carr cart carx cat- cata catc catd cate catt caxa ccaa ccac ccad ccar ccat ccca cccc ccdc ccdr cced ccee ccra ccrc ccre ccrt cctc cctt cd-e cd-r cdaa cdac cdad cdax cdda cddr cdec cder cdex cdre ceac cead cear ceat cec- ceca cece cect ceda cedd cede cedt ceec cer- cera cerc cerd cere cert cet- ceta cete cexe crac crar crat crax crca crcc crce crcr crda crdc cre- crea crec cred cree cret crex crrt crtc ctae ctca ctec ctrc ctta cxxx daad daae daar daca dace dact dada dade daer dara darc dard dare darr dart data date datr datt dcca dccc dcct dcra dctc dcxx dddd ddrc ddre deac dead deae dear dec- deca decc decd dece dect deda dedd dede deed deer deet der- dera derc dere derr deta dete detr dex- dexa dexe dext draa drac drad drar drat drax drca drda drea dred dree dret drra dtaa dtac dtcc dted dttx dtxt dxcc dxdc dxdr dxec dxed dxra dxrd dxre dxrr dxrt dxrx dxxr dxxx eaca eacc eada eadd eaec eara eard eare eart eata eate ecaa ecac ecad ecar ecat ecca eccc ecce ecct ecdc eced ecra ecrc ecrr ect- ecta ectc edac edad edar edax edca edda eddc edde ede- edea eder edex edra edta eeca eede eeea eeee eera eerc eeta eetc eete eext er-x erad erat erca ercc erce erda erde erec ered erer eret erra errc erre erta etat etcc etec etee eter etra etre etta ette exa- exda exec exed exer exrx exta exte extr raad raat rac- raca racc race ract rada radc radd rade radr radt radx raec raed raer rara rare rata rate ratt raxa rcac rccc rcdc rcde rcet rcrd rctc rdac rder rea- reac read reae rear reat reca recc recd rece recr rect reda redc redd rede redr redx reed reet rera rerd rere rert reta retd rete retr rett rexx rrad rrat rred rrrr rtca rtcc rtce rtdt rtee rtex taa- taar taat taca tacc tace tact tada tade taec taer tara tarc tard tare tarr tart tata tate tatr tatt tax- taxa taxe taxt tcad tcca tccc tcdd tctc tdac tdra teac tead tear teat teca tecr tect teda tedd tede tedx teec teed teer teet ter- tera terc tere terr teta tete tetr tett tetx texa text traa trac trad trae trat trax trca trcc tre- trea trec tred tree tret trex trra trtc trte trtr tter tttt txaa txtr x-ed xaar xace xact xara xare xate xcat xdcc xeer xer- xera xert xexe xrcd xtar xtea xtra xxxx