a-ii aaaa aaab aaai aaba aabb aabi aabt aaib aaii aata aatt abaa abab abai abat abau abb- abba abbb abbi abbt abia abib abit abiu abta abtu abua abut aiai aiba aiia aiib aita aiti aitt aitu aiui aqai aqu- aqua at-t ataa atab atai ataq atat atia atiq atit atiu atta atti attu atua atub auaa aut- ba-i baaa baat baba babb babi babu baia baib bait baqa baqt bata bati batt batu bau- bbau bbbb bbbq biat biba bibb bibi biqi bita bitt bitu btaa bttb buat buba bubb bubi bubq bubu buit buiu buqa but- buta buti butt iaaa iaai iaat iaba iaia iata iati ibat ibia ibtb iiii iiit iita iitt itaa itai itat itia itta iuiu qbit qqqq quaa quab quai quat quba qubi quia quib quit qutb quu- taa- taat taba tabb tabi tabu taia tait taqa taqi taqu tata tatb tati tatt tatu taua taub taut tbit tbta tiaa tiab tiba tibi tibu tiit tiiu tita titi titt titu ttab ttbb tttt tuat tuba tubb tubu tuit tuiu tuta tuti tutt tutu uata uatu uaua ubba ubbi ubii ubit uqat utai utau utia utti uttu utuq uuta uuuu