a-be aaaa aaab aaae aaal aaba aabb aabl aaea aala aale aall abaa abab abae abaj abal abb- abba abbb abbe abee abel abla able ablj aela ajab ajba ajee ajla alaa alae alal alb- alba albe alea alee all- alla alle alll baaa baal baba babb babe bael baja bala bale ball bbbb bbeb bblb beal beba bebb bebe beeb beej beel beja bela bele bell blaa blab blae blaj blea bleb blee e-la eaba eala eale ebal ebba ebel ebla eeea eeee eele el-b elab elal elba elbe elea elee ella elle jaal jaba jael jaja jala jale jbaa jbel jebb jebe jeel jell jlab laaa laaj laal laba labe lael laja laje lala lale lall leaa leal leba leea leej leel lela lele lell ljeb ljla llll