-ase a-be a-fu aaaa aaab aaad aaae aaaf aaar aaas aaba aabb aabd aabt aada aade aads aadt aadu aaea aaes aafa aafb aafd aaff aara aard aare aars aart aaru aasa aasd aase aasf aass aast aasu aata aatf aatt aaus abaa abab abad abae abaf abar abas abat abau abb- abba abbb abbe abbr abbs abbt abda abdu abed abee aber abes abet abff abra abrs abs- absa absd abse absf abss absu abta abts abtu abua abud abue abuf abus abut adaa adab adad adae adar adas adat adba adda addd adde addr adds addu adea adeb adee ader ades adet adfa adfs adra adre adrs adsa adsr adss adst adta adts adua adub adue adur aeaf aeas aebs aede aedt aeer aer- aera aerd aers aesd aess aest aeta aetf aetr aett afaa afad afar afat afbs afdb afee afer afes afet affa affs afft afr- afra afre afrs afru afsa afsb afst afta afte afts afua afud afue afus arab arad arae araf arar aras arat arau arba arbe arbs arda arde ardf ards ardu area ared aree aref ares aret areu arfa arfb arff arfs arft arfu arr- arra arre arrr arrs arrt arru ars- arsa arsd arse arst arsu arta arte artr arts arua arub arud arue arut asaa asab asad asae asaf asar asas asat asau asba asbu asda asde asdf asds asea asee aser ases aset asfa asra asrs asru assa assd asse assr asss asst assu asta astb aste astr asts asub asud asue asur asus at-t ataa atab atad atae atar atas atat atbs atdt atea ated atee atef ater ates atfb atfe atfs atra atre atru atsb atse atst atta atte attr atts attu atua atub atur atus auaa aube aude auer aufe aufs aur- aura aurd aure ausa ausd ause aust ausu aut- aute auts baaa baad baaf baar baas baat baba babb babe babr babs babu bada badb badd bade badr bads badu baed baer baes baff baft bar- bara barb bard bare barf barr bars bart baru basa base basf bass bast basu bata bate batf bats batt batu bau- baud bauf baur bbad bbas bbau bbbb bbbs bbdd bbeb bbet bd-r bdes bdsd bduf bead beaf bear beas beat beau beba bebb bebe beda bede beds bedu beeb beed beef beer bees beet befa befe beff beft bera berd bere berr bers bert beru bes- besa bese bess best beta bete bets bett betu beur bfas bffs bfsr bfta bfts bftt brab brad brae braf bras brat brau brda brds brdt brea breb bred bree bref brer bres bret brfu brrr brrs brsb brsr brst brud brue brus brut bsaa bsas bsat bsbd bsea bseb bsed bsee bser bses bset bsfa bsff bsfs bsra bsrd bssd bsse bsts btaa btaf btdt btrt btss bttb btus buad buar buat buba bubb bube bubs bubu buda budb budd bude buds budu buea buer bueu bufe buff bufr bur- bura burb burd bure burr burs burt buru busa buse buss bust busu but- buta bute buts butt buus daab daad daae daar daas daau daba dabb dabs dabt dabu dada dade dads dadu daeb daer daeu dafa dafe daff dafs daft dara darb dard dare darf darr dars dart daru dasa dasb dasd dase dass dast data date datr dats datt datu daub daud daue daur daus daut dbar dbas dbfs dbrs dbsa dbss dbtt dbus dddd ddes ddre ddss ddts ddub dead deae deaf dear deas deau deba debe debs debt debu deda dedd dede dedu deeb deed deef deer dees deet defe deff defs deft der- dera derb dere derf derr ders des- desa dese dess dest desu deta dete detr dets deua deue deur deus deut dfaf dfas dfds dfdt dfer dffa dfrf dftr dfts draa drab drad draf drar dras drat drau drba drda drea dred dree dref dres dret drra drrs drsa drua drub drue drus drut druu dsba dsda dsdr dsea dsfa dsrr dssa dsst dsts dtaa dted dtss duaa duab duad duar duas duat dub- duba dubb dube dubs dubu duda dudd dude duds dudu duer dues duet duff dufu dura dure durt duru dusa duse dust duta dute duts duur duut eaaf eaba eada eadb eadd eads eafb eara earb eard eare ears eart easa ease east eata eate eats eaus ebba ebbr ebbs ebed eber ebes ebru ebsa ebur ebus edad edar edas edda edde edds ede- edea eder edes edfa edfu edra edru edsa edss edta edts edur eede eedu eeea eeee eees eefa eefe eera eers eese eeta eete eets eetu efab efas efbr efda efes efet effa effs efsa eft- efta efts eftu efua erad eraf eras erat erau erba erbb erbe erda erde erdf erds ereb ered erer eres eret erfs erft erra erre errs ersa erse erst erta erts ertu erua erub erur erus esab esad esar esas esat esau esba esbs esda esds esdu esea esee eser eses eset esfs esra esrd essa esse esst essu esta estd este estr ests esuf esus etas etat etbr etds etee eter etes etfa etfb etfe etra etre etsu etta ette ettu etua euba eude euer eur- eura eure eurt eusa euse faaa faad faas faba fabd fabe fabs fabu fada fadd fade fads faeb faes fafa fafe faff fara farb fard fare farr fars fart faru fasa fasd fase fass fast fata fate fatf fats fatt faud faue faur faut fbar fbrs fbsd fbus fdst fead feaf fear feas feat feba febs feda fede feds feeb feed feer fees feet fefe feff fera ferb ferd fere ferr fers fert feru fesa fese fess fest feta fete fetr fets fett fetu feud feus ffar ffee ffff ffrr ffsa ffss fftf frab frad frae fras frat frau frea fred free fres fret frsb frst frta frub frue fsas fsra fssa fssf fsta ftea fter ftrs ftsa ftse ftsr ftub fuad fuar fuat fubb fubs fubu fuda fudd fude fuet fuff fufu fur- fura fure furr furs