-vac aaaa aaac aaad aaae aaav aaca aacc aacd aace aact aacv aada aadc aade aadt aaea aaec aaev aata aatc aatt aava ac-t acaa acac acad acae acat acca accc accd acce acct acda acdc acde acdt ace- acea acec aced acet acev acta actc acte actt actv acvv adaa adac adad adae adat adcc adda addc addd adde adea adee adet adta advt aeac aect aede aedt aeta aetc aett aetx aeva at-t at-x ataa atac atad atae atat atax atca atcc atdt atea atec ated atee atex atta atte avat avax avcc avce avda avea avec avex avva axat axce axed c-cd caaa caac caat cac- caca cacc cace cada cadc cadd cade caec caex cat- cata catc catd cate catt catv cava cave caxa ccaa ccac ccad ccat ccca cccc cccv ccdc cced ccee cctc cctt cctv cd-e cdaa cdac cdad cdax cdda cdec cdex cdtv cdvd ceac cead ceat cec- ceca cece cect ceda cedd cede cedt ceec cet- ceta cete cetv ceva cexe ctae ctca ctec ctta ctvt cvac cvax cvca cvcc cvet cvte cxxv cxxx d-tv daad daae daca dace dact dada dade data date datt dava dave dcca dccc dcct dccv dctc dctv dcvd dcxv dcxx dddd ddtv deac dead deae dec- deca decc decd dece dect deda dedd dede deed deet deev deta dete deva deve dex- dexa dexe dext dtaa dtac dtcc dted dttx dtxt dvda dxcc dxcv dxdc dxec dxed dxxx eaca eacc eada eadd eaec eata eate eave ecaa ecac ecad ecat ecca eccc ecce ecct ecdc eced ect- ecta ectc ectv edac edad edax edca edda eddc edde ede- edea edex edta edtv edve eeca eede eeea eeee eeta eetc eete eeva eext etat etcc etec etee etta ette evac evae evat evea evet evex exa- exda exec exed exta exte taa- taat taca tacc tace tact tacv tada tade taec tata tate tatt tatv tava tave tax- taxa taxe taxt tcad tcca tccc tcdd tctc tdac tdtv teac tead teat teca tect teda tedd tede tedx teec teed teet teev teta tete tett tetx teva texa text tttt tvac tvad tvtv txaa vaad vaat vaca vace vada vade vata vate vatt vava vcat vdax vdcc vdec veat vecc veda vedc vede veet veta vete veve vext vexx vt-x vtac vtec vvvv x-ed xace xact xate xavc xcat xdcc xdvd xexe xtea xxvc xxxv xxxx