a-ha a-ii aaaa aaab aaah aaai aaba aabb aabh aabi aabt aaha aaib aaii aata aatt abaa abab abai abat abb- abba abbb abbi abbt abha abhi abia abib abit abta ahab ahah ahai ahat ahha ahit ahta ahti aiai aiba aiha aiia aiib aita aith aiti aitt at-t ataa atab atai atat atha athi atia atit atta atti ba-i baaa baah baat baba babb babi baha bahi baht baia baib bait bata bath bati batt bbbb bhai bhat bhit biat biba bibb bibi biha bihi bita bith bitt btaa bttb h-ii haab haat haba habi habt haha haht hait hata hatb hath hati hatt hbit hhaa hhat hhhh hiaa hiab hiba hibi hibt hihi hiht hiit hita hiti hitt htab iaaa iaai iaat iaba iaia iata iati ibat ibia ibtb ihab ihba ihit iiht iiii iiit iita iitt itaa itai itat itha itia itta taa- taat taba tabb tabi taha tahi taia tait tata tatb tath tati tatt tbit tbta thaa thai that thi- thia thtb tiaa tiab tiba tibi tiht tiit tita tith titi titt ttab ttbb tttt