aaaa aaad aaae aaar aada aade aadt aaea aara aard aare aart aata aatt adaa adad adae adar adat adda addd adde addr adea adee ader adet adra adre adta aede aedt aeer aer- aera aerd aeta aetr aett aetx arad arae arar arat arax arda arde area ared aree aret arex arr- arra arre arrr arrt arta arte artr artx at-t at-x ataa atad atae atar atat atax atdt atea ated atee ater atex atra atre atrx atta atte attr axar axat axed axer daad daae daar dada dade daer dara dard dare darr dart data date datr datt dddd ddre dead deae dear deda dedd dede deed deer deet der- dera dere derr deta dete detr dex- dexa dexe dext draa drad drar drat drax drda drea dred dree dret drra dtaa dted dttx dtxt dxdr dxed dxra dxrd dxre dxrr dxrt dxrx dxxr dxxx eada eadd eara eard eare eart eata eate edad edar edax edda edde ede- edea eder edex edra edta eede eeea eeee eera eeta eete eext er-x erad erat erda erde ered erer eret erra erre erta etat etee eter etra etre etta ette exa- exda exed exer exrx exta exte extr raad raat rada radd rade radr radt radx raed raer rara rare rata rate ratt raxa rder rea- read reae rear reat reda redd rede redr redx reed reet rera rerd rere rert reta retd rete retr rett rexx rrad rrat rred rrrr rtdt rtee rtex taa- taar taat tada tade taer tara tard tare tarr tart tata tate tatr tatt tax- taxa taxe taxt tdra tead tear teat teda tedd tede tedx teed teer teet ter- tera tere terr teta tete tetr tett tetx texa text traa trad trae trat trax tre- trea tred tree tret trex trra trte trtr tter tttt txaa txtr x-ed xaar xara xare xate xeer xer- xera xert xexe xtar xtea xtra xxxx