a-be a-ha a-ii aaaa aaab aaae aaah aaai aaba aabb aabh aabi aabt aaea aaha aaib aaii aata aatt abaa abab abae abai abat abax abb- abba abbb abbe abbi abbt abee abet abha abhi abia abib abie abit abta aebi aeit aeta aett aetx ahab ahah ahai ahat ahet ahex ahha ahit ahta ahte ahti aiai aiba aiea aiee aiet aiha aiia aiib aita aite aith aiti aitt aixa aixi at-t at-x ataa atab atae atai atat atax atea atee atei atex atha athe athi atia atie atit atta atte atti axat axi- axia axie ba-i ba-x baaa baah baat baba babb babe babi baha bahi baht baia baib baie bait baix bata bate bath bati batt baxi baxt bbbb bbeb bbet beah beat beba bebb bebe bebi beeb beet beia beit beta bete beth beti bett bhai bhat bhet bhie bhit biat biba bibb bibe bibi bieb biet biha bihe bihi bita bite bith bitt bitx bixa bixi btaa btex btie bttb eaba eabh eata eate eath eati ebba ebit ebix eeea eeee eeta eete eeth eext ehaa ehea eheh ehte eiei eiha eita eitb eith eiti etah etai etat etee eth- etha ethe etix etta ette etti exa- exai exh- exhi exit exta exte h-ii haab haat haba habe habi habt haet haha haht haie hait hata hatb hate hath hati hatt haxe haxi hbit heah heat hebb hebe hebi heeb heet hehe heia heie heih heit heta hete heth hett hex- hexa hexb hexe hexi hext hhaa hhat hhex hhhh hiaa hiab hiba hibi hibt hiei hiet hihe hihi hiht hiie hiit hita hite hiti hitt htab htea htet i-be iaaa iaai iaat iaba iaea iaia iata iate iati ibat ibea ibeh ibet ibex ibia ibie ibtb ieat ieet ieie ieta iett ihab ihba ihit iiht iiie iiii iiit iita iitt itaa itai itat itbe itea itet itex itha ithe itia itie itta ixia ixxi taa- taat taba tabb tabe tabi taha tahe tahi taia tait taix tata tatb tate tath tati tatt tax- taxa taxe taxi taxt tbit tbta teat teba teet tehi teia teie teta tete teth teti tett tetx texa text thaa thae thai that thax the- thea theb thee thei thet thex thi- thia thie thtb tiaa tiab tiax tiba tibi tie- tiea tiee tiei tiet tiht tiit tita tite tith titi titt tixt ttab ttbb tttt txaa txii xait xate xbai xbee xexe xiah xibe xihe xiii xita xixi xtea xtie xxii xxix xxxi xxxx