a-ii aaaa aaab aaai aaba aabb aabi aaib aaii abaa abab abag abai abau abb- abba abbb abbi abia abib abig abiu abua abug agag agai agau agba agga aggi aggu agia agib agig agii agua agui aiai aiba aiga aiia aiib aiui auaa auga augi auug ba-i baaa baba babb babi babu baga bagg bagi baia baib baig bau- baug bbau bbbb bbga bgia biba bibb bibi biga bigb bigg bigu buba bubb bubi bubu buga bugg bugi buiu gaba gabb gabi gabu gaga gagg gagi gagu gaia gaig gaiu gaua gaub gbag gggg giaa giai giba gibb giga gigg gigi guaa guag guba gubb gubi gubu guga gugb gugg gugi gugu guia guib iaaa iaai iaba iaia ibga ibia igba igga igia igua iiii iuiu uaua ubba ubbi ubii ugab ugia uguu uuuu