a-be a-ya a-yo aaaa aaab aaae aaaf aaar aaba aabb aabt aaby aaea aafa aafb aaff aaoe aaoo aara aare aaro aart aata aatf aatt abaa abab abae abaf abar abat abay abb- abba abbb abbe abbo abbr abbt abby abee aber abet abey abff aboa abob abof aboo abor abot aboy abra abro abry abta abye abyt abyy aeaf aeby aeer aer- aera aero aery aeta aetf aeto aetr aett afaa afao afar afat afee afer afet affa affo afft affy afoa afoe afoo afor afr- afra afre afro afta afte afty afye aoba aora aorb aort aotf arab arae araf arar arat aray arba arbe arby area aree aref areo aret arey arfa arfb arff arft aroa arob aroe aroo aror arr- arra arre arro arrr arrt arry arta arte arto artr arty ary- arya arye at-t ataa atab atae atar atat atay atea atee atef ateo ater atfb atfe atob atoe atof ator atot atoy atra atre atro atry atta atte atto attr atty atya ay-o ayao ayar ayat ayay ayer ayoo ayot ayra ayre ayry ayta ayto ayya baaa baaf baar baat baba babb babe babo babr baby baer baff bafo baft bar- bara barb bare barf baro barr bart bary bata bate batf bato batt baty baya baye bayo bayt bbay bbbb bbeb bbet bboy bbyo beaf bear beat beay beba bebb bebe bebo beby beeb beef beer beet beey befa befe beff befo beft beo- beof beor beot bera bere bero berr bert bery beta bete beto bett beya beye beyt bfta bftt boab boar boat boba bobb bobe bobo boby boea boee boef boeo boer boet boey bofa bofe boff boob booe boof boor boot bor- bora bore borf boro borr bort bory bota botb bote boto bott boty boya boye boyf boyo brab brae braf brao brat bray brea breb bree bref breo brer bret brey broa brob broe broo bror brot brrr bry- brya brye bryo btaa btaf btob btor btrt btry bttb byar byer byoa byob byre byrt byte eaaf eaba eafb eara earb eare earo eart eary eata eate ebay ebba ebbo ebbr ebby eber eboe eboo ebor eboy ebro ebya eeby eeea eeee eefa eefe eera eero eery eeta eete efab efbr efeo efet effa effy efor eft- efta efya eora eore eota eoto eraf erat eray erba erbb erbe ereb erer eret erft erob eroe eroo erra erre erro erta erya erye etat etbr etee eter etfa etfb etfe etoe etoy etra etre etro etta ette etto etty eyeb eyer eyet eyey eyot eyra eyre eyry eyte eyyr faaa faba fabe fabo faeb fafa fafe faff fafo fara farb fare faro farr fart fary fata fate fatf fato fatt faya faye fayo fayt fbar feaf fear feat feba febo feeb feer feet fefe feff fefo feof fera ferb fere fero ferr fert fery feta fete fetr fett feyr feyt ffar ffee ffff ffrr fftf foaf foar foba fobt foer fofo foof foot for- fora forb fore foro forr fort fota fote foto fott foty foya foyt frab frae frat fray frea free freo fret frey frob froe frot frta frya frye ftea fter ftfy fyar fyeo fyfe fyra fyre fyry o-eo oaer oafo oara oare oary oate oaty obay obba obbo obby obea ober obet obey oboe obor obot oboy obra obre obro oera oere oeta oeya oeye oeyo ofay ofer off- offa offe offo offr offy ofor ofra ofre ofta ooaa ooba oobe ooby ooer ooff oofy oooo oora oore oort oory ootb ooty orab orae orao orar orat oray orba orbb orbe orbo orby ore- orea oreb oreo orer orey orfe orff oro- oroe orof oror orot oroy orra orro orry orta orte orto orya otar otay otea otee oter oto- otoe otof otoo otor otoy otra otre otro otry otta otte otto otyr oyee oyer oyre raab raaf raat raba rabb rabe rabo raby raef raer rafa rafe raff raft raob rara rarb rare rarf raro rary rata rate ratf rato ratt raty raya raye rayr rayt rbaf rbbb rbbr rea- reae reaf reao rear reat reay reba rebb rebe rebo reeb reef reet refe reff refr reft reof reot rera rere rero rert rery reta rete reto retr rett rety reya reye rfae rfef roab roaf roar roat rob- roba robb robe robo robt roby roea roer roet roey rofe roff rofo roob roof roor root rora rore roro rort rory rota rote roto rotr rott roty roya roye royt rrat rrrr rtbf rtee rtfb ryat ryba rybe ryeb ryet ryfe ryff ryft ryob ryot rytt ryyf ryyt taa- taaf taar taat taba tabb tabe tabo taby taer tafa tafe taff tafo taft taoa taor tara tarb tare tarf taro tarr tart tary tata tatb tate tato tatr tatt taty taya taye tayo tayt tayy tbaf tbar tbrb tbta tbyf tear teat teba tebo teef teer teet teff teft teor ter- tera tere terf tero terr tery teta tete teto tetr tett teya teye teyr tfae tfeb tfot to-y toab toat toay toba tobe tobo tobt toby toea toee toer toet toey tofa toff tofo toft tooa toof toor toot tora tore torf toro torr tort tory tota tote toto totr tott toty toya toyb toyo toyt traa trab trae traf trao trat tray tre- trea tree tref treo tret trey trfr troa troe troo trot troy trra trte trtr try- trya tryb trye tryo ttab ttbb tteo tter ttfa ttff ttoe ttoy tttt tyar tybo tyee tyer tyet tyfe tyff tyft tyr- tyra tyre tyrf tyro tyrr tyta tyte tyto tytt tyty yaaf yaar yaba yabo yafa yafe yaff yafo yaft yara yarb yare yaro yarr yart yary yata yate yaya yayo yber ybet ybor ybry yeaf year yeat yeer yeet yefe yeff yeft yeof yeot yerb yere yero yerr yert yery yeta yete yeto yett yeye yeyo yeyr yfet yfte yoar yoba yobo yoff yoof yoot yore yoro yort yory yota yote yott yoye yoyo yrof ytay ytre yyfe yyff yyyy