a-fu a-ii aaaa aaab aaaf aaai aaal aaba aabb aabi aabl aafa aafb aaff aafi aafl aaib aaii aala aali aall aalu abaa abab abaf abai abal abau abb- abba abbb abbi abff abia abib abil abiu abla abua abuf abul afaa affa affi afia afib afif afil afla afua aiai aiba aibl aiff aifl aiia aiib aila aili ailu aiui alaa alai alal alau alb- alba albi albu alfa alfi ali- alia alib alif alii alil aliu all- alla alli alll allu alua aluf alui auaa aufi aul- aula aulf auli aull aulu ba-i baaa baaf baal baba babb babi babu baff baia baib bail bala balf bali ball balu bau- bauf baul bbau bbbb bblb bffl biaf bial biba bibb bibi bibl bifa biff bifi bila bili bill bilu blaa blab blau blub bluf bual buba bubb bubi bubu buff buif buiu bula bulb buli bull bulu faaa faba fabi fabu fafa faff fafi fail fala fali fall falu faul fbla ffff ffii fiaa fiaf fial fiba fifa fiff fifi fiii fiil fila fili fill fiua flab flia flii flub fluf fubb fubu fuff fufu fuil fula fuli full fulu iaaa iaai iaal iaba iaff iafl iaia iala iall ialu ibfi ibia ifaa ifbb ifil ifla iifa iiii iila ilal ilia ill- illa illi iuiu laaa laal laba labi labu lafb laff laia lail lala lali lall lalu laub lauf laul lbia liba libu lifa liff lifl liia liii lila lilb lili lill lilu liua liuf llll luai luau luba luff lufu luif lula luli lull lulu luua uafa uaua ubal ubba ubbi ubii ubla ubli uffa ulaa ulai ulla ulli ulua ulul uulu uuuu