a-be a-ii aaaa aaab aaae aaaf aaai aaal aaba aabb aabi aabl aaea aafa aafb aaff aafi aafl aaib aaii aala aale aali aall abaa abab abae abaf abai abal abb- abba abbb abbe abbi abee abel abff abia abib abie abil abla able aeaf aebi aela afaa afee afel affa affi afia afib afif afil afla afle aiai aiba aibl aiea aiee aiel aiff aifl aiia aiib aila aile aili alaa alae alai alal alb- alba albe albi alea alee alef alfa alfe alfi ali- alia alib alie alif alii alil all- alla alle alli alll ba-i baaa baaf baal baba babb babe babi bael baff baia baib baie bail bala bale balf bali ball bbbb bbeb bblb beaf beal beba bebb bebe bebi beeb beef beel befa befe beff beia beil bela bele beli bell bffl biaf bial biba bibb bibe bibi bibl bieb bief biel bifa biff bifi bila bile bili bill blaa blab blae blea bleb blee blei e-la eaaf eaba eafb eaif eala eale ebal ebba ebel ebla ebli eeea eeee eefa eefe eefl eele efab effa effi efil efla eiei eila eile el-b elab elai elal elba elbe elbi elea elee elef elfa elfe elfi elia elie elif elil ella elle elli faaa faba fabe fabi faeb fafa fafe faff fafi faie fail fala fale fali fall fbla fble feaf feal feba feeb feel fefe feff fefi feia feie feil fela fele felf feli fell ffee ffff ffii fiaa fiaf fial fiba fibe fief fiel fifa fife fiff fifi fiii fiil fila file fili fill flab flae flea flee flia flii i-be iaaa iaai iaal iaba iaea iafe iaff iafl iaia iala iale iall ibea ibfi ibia ibie ible ieie iele ifaa ifae ifbb ifel ifil ifla iifa iiie iiii iila ilal ile- ilea ilia ilie ill- illa ille illi laaa laal laba labe labi lael lafb lafe laff laia laie lail lala lale lali lall lbia leaa leaf leal leba leea leef leel lefa lefe leff leia leib leie leif leil lela lele leli lell liba libe lieb lief liel lifa life liff lifl liia liii lila lilb lile lili lill llef llll