a-fu aaaa aaad aaae aaaf aaar aada aade aadt aadu aaea aafa aafd aaff aara aard aare aart aaru aata aatf aatt adaa adad adae adar adat adda addd adde addr addu adea adee ader adet adfa adra adre adta adua adue adur aeaf aede aedt aeer aer- aera aerd aeta aetf aetr aett afaa afad afar afat afee afer afet affa afft afr- afra afre afru afta afte afua afud afue arad arae araf arar arat arau arda arde ardf ardu area ared aree aref aret areu arfa arff arft arfu arr- arra arre arrr arrt arru arta arte artr arua arud arue arut at-t ataa atad atae atar atat atdt atea ated atee atef ater atfe atra atre atru atta atte attr attu atua atur auaa aude auer aufe aur- aura aurd aure aut- aute daad daae daar daau dada dade dadu daer daeu dafa dafe daff daft dara dard dare darf darr dart daru data date datr datt datu daud daue daur daut dddd ddre dead deae deaf dear deau deda dedd dede dedu deed deef deer deet defe deff deft der- dera dere derf derr deta dete detr deua deue deur deut dfaf dfdt dfer dffa dfrf dftr draa drad draf drar drat drau drda drea dred dree dref dret drra drua drue drut druu dtaa dted duaa duad duar duat duda dudd dude dudu duer duet duff dufu dura dure durt duru duta dute duur duut eaaf eada eadd eara eard eare eart eata eate edad edar edda edde ede- edea eder edfa edfu edra edru edta edur eede eedu eeea eeee eefa eefe eera eeta eete eetu efda efet effa eft- efta eftu efua erad eraf erat erau erda erde erdf ered erer eret erft erra erre erta ertu erua erur etat etee eter etfa etfe etra etre etta ette ettu etua eude euer eur- eura eure eurt faaa faad fada fadd fade fafa fafe faff fara fard fare farr fart faru fata fate fatf fatt faud faue faur faut fead feaf fear feat feda fede feed feer feet fefe feff fera ferd fere ferr fert feru feta fete fetr fett fetu feud ffar ffee ffff ffrr fftf frad frae frat frau frea fred free fret frta frue ftea fter fuad fuar fuat fuda fudd fude fuet fuff fufu fur- fura fure furr furt futa fute futu raad raaf raat rada radd rade radr radt radu raed raef raer rafa rafe raff raft rara rare rarf rata rate ratf ratt ratu raua raud raue rauf raut rder rdfa rea- read reae reaf rear reat reau reda redd rede redr redu reed reef reet refd refe reff refr reft refu rera rerd rere rert reru reta retd rete retr rett reue reuf reut reuu rfae rfef rrad rrat rred rrrr rtdt rtee ruad ruda rudd rude rued ruer ruet rufa rufe ruff ruft rura rurd rure ruru ruta rute rutt rutu ruud taa- taaf taar taat tada tade taer tafa tafe taff taft tara tard tare tarf tarr tart taru tata tate tatr tatt tatu taua taue taur taut tdff tdra tead tear teat teda tedd tede teed teef teer teet teff teft ter- tera tere terf terr teru teta tete tetr tett tetu teut tfae traa trad trae traf trat trau tre- trea tred tree tref tret treu trfd trfr trra trte trtr trud true trut truu tter ttfa ttff tttt tuae tuar tuat tude tudu tuer tuet tufa tufe tuff tuft tufu tura turd ture turf turr turt turu tuta tute tutt tutu uafa uart uaru uata uatu uaua udaa udad udar udau udea uder udet udra ueda uefa ufer uffa uffe ufra urad urat urau urda urde urdu ure- urea ured uret urfa urfe urff urft urra urre urte urur urut utau uter uttu uuta uutf uuuu