a-ii a-iv aaaa aaab aaai aaal aaav aaba aabb aabi aabl aaib aaii aala aali aall aava abaa abab abai abal abb- abba abbb abbi abia abib abil abla ablv abva aiai aiba aibl aiia aiib aila aili aiva alaa alai alal alb- alba albi ali- alia alib alii alil all- alla alli alll alva alvi avab aval avia avil aviv avlb avva ba-i baaa baal baba babb babi baia baib bail bala bali ball bava bavi bbbb bblb bial biba bibb bibi bibl bila bili bill bivi bivl blaa blab iaaa iaai iaal iaba iaia iala iall iava ibia iiii iila ilal ilia ill- illa illi ilva ivai ivbv laaa laal laba labi laia lail lala lali lall lava lavi lbia liba liia liii liiv lila lilb lili lill liva livi llll lvii lviv vaal vaia vail vala vali vall vava vial viii vila vili vill viva vivi vlab vlai vlba vlli vvvv