-ana a-ii aaaa aaab aaai aaan aaba aabb aabi aabt aaib aaii aain aana aani aata aatt abaa abab abai aban abat abb- abba abbb abbi abbt abia abib abin abit abta aiai aian aiba aibn aiia aiib aiin aina aini aint aita aiti aitt ana- anaa anab anai anan anat anba anbb anbi ania anib anin anit anna annb anni annt ant- anta anti antt at-t ataa atab atai atan atat atia atin atit atna atta atti attn ba-i baaa baan baat baba babb babi baia baib bain bait bana bani bann bant bata bati batn batt bbbb bbin bian biat biba bibb bibi biin bin- bina bini binn bint bita bitt bnai bnib bnin bnta btaa btan bttb iaaa iaai iaat iaba iaia iain iana iata iati iban ibat ibia ibtb iiii iiit iita iitt inab inai inan inat inba inia init inna inni inta inti intn itaa itai itan itat itia itin itta n-ii naaa naab naai naan naat naba nabi naia naib nain nait nan- nana nanb nani nann nant nata nati natt nbaa nbia nbti niab nian nibi niia niit nina nini nita nitb niti nnit nnnn nntn ntia taa- taan taat taba tabb tabi taia tain tait tana tani tann tant tata tatb tati tatt tbit tbta tiaa tiab tian tiba tibi tiit tina tini tinn tint tita titi titt ttab ttbb tttt