a-be a-do a-wa aaaa aaab aaad aaae aaar aaba aabb aabd aabt aabw aada aade aadt aaea aaoe aaoo aaow aara aard aare aaro aart aata aatt aatw aawt aaww abaa abab abad abae abar abat abaw abb- abba abbb abbe abbo abbr abbt abda abdo abed abee aber abet aboa abob abod aboo abor abot abow abra abro abta abwa abwe abwr adaa adab adad adae adao adar adat adaw adba adda addd adde addo addr adea adeb adee adeo ader adet adew adob adod adoe adoo ador adot adra adre adro adta adwa aede aedt aeer aer- aera aerd aero aeta aeto aetr aett aoba aora aorb aort aotd aowd arab arad arae arar arat araw arba arbe arda arde ardo area ared aree areo aret arew aroa arob arod aroe aroo aror arow arr- arra arre arro arrr arrt arta arte arto artr arwa arwe at-t ataa atab atad atae atar atat atdt atea ated atee ateo ater atew atob atod atoe ator atot atra atre atro atta atte atto attr atwa atwo atwt awad awae awar awbe awe- aweb awed awee awer awet awoo awow awre awro awwa baaa baad baar baat baba babb babe babo babr bada badb badd bade bado badr baed baer bar- bara barb bard bare baro barr bart bata bate bato batt baw- bawd bawe bbad bbbb bbdd bbdo bbeb bbet bbwr bd-r bead bear beat beaw beba bebb bebe bebo beda bede bedo beeb beed beer beet beo- beod beor beot bera berd bere bero berr bert beta bete beto bett betw bewa bewe boab boad boar boat boba bobb bobe bobo bobw boda bodb bode bodo boea boee boeo boer boet boob bood booe boor boot boow bor- bora bord bore boro borr bort borw bota botb botd bote boto bott botw bowa bowd bowe bowr bowt brab brad brae brao brat braw brda brdo brdt brea breb bred bree breo brer bret brew broa brob brod broe broo bror brot brow brrr brwe btaa btdt btob btor btrt bttb btwo bwaa d-bo daab daad daae daar daba dabb dabo dabt dada dade dado daeb daer dara darb dard dare daro darr dart data date dato datr datt dawa dawd dawe dawo dawr dawt dbar dbtt dddd ddot ddre dead deae dear deaw deba debe debt deda dedd dede dedo deeb deed deer deet deor der- dera derb dere dero derr deta dete deto detr dewa dewe doab doae doar doat doba dobb dobe dod- doda dodd dode dodo doea doer doob dood door doot dora dord dore doro dorr dort dota dotd dote doto dott dowa dowb dowd dowe dowr dowt draa drab drad drar drat draw drba drda drea dred dree dret drew drob drod drot drow drra dtaa dted dtor dtot dwad dwar dwbe dwbr dwdd dwer dwet dwor dwrd dwrt dwrw dwte dwwe dwww eaba eada eadb eadd eara earb eard eare earo eart earw eata eate ebba ebbo ebbr ebbw ebed eber eboe eboo ebor ebow ebro edad edar edaw edda edde eddo ede- edea eder edod edra edta eede eeea eeee eera eero eeta eete eode eora eore eota eotd eoto eotw erad erat erba erbb erbe erda erde ereb ered erer eret erew erob erod eroe eroo erra erre erro erta erwt etat etbr etee eter etoe etra etre etro etta ette etto ewer ewew ewre ewte o-eo oade oaer oara oare oate obad obba obbo obdt obea obed ober obet oboe obor obot obra obre obro obtd odbo odda oddd odea oded odeo oder odet odoo odor odot odra oedo oera oere oeta ooaa ooba oobe ooda ooer oooo oora oord oore oort ootb ootw orab orad orae orao orar orat orba orbb orbe orbo orda orde ordo ore- orea oreb ored oreo orer oro- oroe oror orot orra orro orta orte orto orwa orwe orwo otar otbd otea oted otee oter oto- otoe otoo otor otow otra otre otro otta otte otto otwo owar owda owea owed ower owoe owow owre owt- owte owtt owwa raab raad raat raba rabb rabe rabo rada radd rade rado radr radt raed raer raob rara rarb rare raro rata rate rato ratt rawa rawe rawr raww rbbb rbbr rder rea- read reae reao rear reat reba rebb rebe rebo reda redd rede redo redr reeb reed reet reod reot rera rerd rere rero rert reta retd rete reto retr rett rewa rewe roab road roar roat rob- roba robb robe robo robt roda rodd rode rodo rodw roea roed roer roet roob rood roor root rora rore roro rort rota rote roto rotr rott rowa rowb rowd rowe rowr rowt roww rrad rrat rred rrrr rtdt rtee taa- taar taat taba tabb tabe tabo tada tade tado taer taoa taor tara tarb tard tare taro tarr tart tata tatb tate tato tatr tatt tawa tawd tawe tawo tawt taww tbar tbrb tbta tddb tdor tdra tead tear teat teaw teba tebo teda tedd tede teed teer teet teor teow ter- tera tere tero terr teta tete teto tetr tett tewa tewo toab toad toat toaw toba tobe tobo tobt toda todd tode todo todt toea toed toee toer toet tooa tood toor toot tora tord tore toro torr tort tota totd tote toto totr tott towa towe traa trab trad trae trao trat traw tre- trea tred tree treo tret trew troa trod troe troo trot trow trra trte trtr trwe ttab ttbb tteo tter ttoe tttt twae twat twbt twdt twee twer two- twoa twob twod twoo twot waaa waad waao waar waat waaw waba wabb wabd wabe wabo wabr wabt wabw wada wadb wadd wade wado wadr wadt waeb waed waee waer waet waew waob waoe waoo waor waow war- wara warb ward ware waro warr wart warw wata watb watd wate wato watr watt watw wawa wawb wawd wawe wawo wawt wbaa wbab wbad wbae wbar wbat wbbb wbbd wbbe wbbo wbbr wbbt wbbw wbdr wbdt wbea wbeb wbed wber