a-be a-ya a-yo aaaa aaab aaae aaav aaba aabb aabt aaby aaea aaev aaoe aaoo aata aatt aava abaa abab abae abat abay abb- abba abbb abbe abbo abbt abby abee abet abey aboa abob aboo abot abov aboy abta abva abye abyt abyy aeby aeta aeto aett aeva aoba at-t ataa atab atae atat atay atea atee ateo atob atoe atot atoy atta atte atto atty atya avab avao avat avay avea aveo avey avot avoy avva avvo avvy avye ay-o ayao ayat ayay ayoo ayot ayta ayto ayya baaa baat baba babb babe babo baby bata bate bato batt baty bava bave baya baye bayo bayt bbay bbbb bbeb bbet bboy bbyo beat beav beay beba bebb bebe bebo beby beeb beet beey beo- beot beta bete beto bett betv bevo bevy beya beye beyt boab boat boba bobb bobe bobo boby boea boee boeo boet boey boob booe boot bota botb bote boto bott boty bova bove bovo bovy boya boye boyo btaa btob bttb byoa byob byte eaba eata eate eave ebay ebba ebbo ebby eboe eboo eboy ebya eeby eeea eeee eeta eete eeva eota eoto etat etee etoe etoy etta ette etto etty etvo evae evat evea evet evey evoe evoo eyeb eyet eyey eyot eyte o-eo oate oaty obay obba obbo obby obea obet obey oboe obot oboy oeta oeya oeye oeyo ooaa ooba oobe ooby oooo ootb ooty otay otea otee oto- otoe otoo otov otoy otta otte otto ovee ovet ovey ovo- ovoo ovot oyee taa- taat taba tabb tabe tabo taby taoa tata tatb tate tato tatt tatv taty tava tave tavo tavy taya taye tayo tayt tayy tbta teat teba tebo teet teev teta tete teto tett teva teya teye to-y toab toat toay toba tobe tobo tobt toby toea toee toet toey tooa toot tota tote toto tott toty tova tove tovo toya toyb toyo toyt ttab ttbb tteo ttoe ttoy tttt tvtv tvyo tybo tyee tyet tyta tyte tyto tytt tyty vaat vata vate vato vatt vava vaya vaye vbyv veat veba veet veta vete veto veve vevo vevy veye voat voay voet voot vota vote voto voye vvob vvvv vyte yaba yabo yata yate yava yave yaya yayo ybet yeat yeet yeot yeta yete yeto yett yeve yeye yeyo yoav yoba yobo yoot yota yote yott yova yove yoye yoyo ytay yvto yyyy