-ana a-ak aaaa aaab aaal aaan aaba aabb aabl aaka aala aall aana abaa abab abak abal aban abb- abba abbb abla akaa akal akan akka akna alaa alak alal alan alb- alba alk- alka alkb all- alla alll alln alna ana- anaa anab anak anal anan anba anbb anbl ank- anka anla anln anna annb baaa baak baal baan baba babb bak- baka bakl bala balk ball bana bank bann bbbb bblb blaa blab blak blan blkb kaaa kaab kaak kaal kaan kaba kabb kaka kakk kakn kala kalb kalk kall kaln kana kanb kann kbaa kbab kbak kbal kbba kbbb kbbk kbbl kbkb kbkk kbkl kbla kblb kbll kbna kbnl kbnn kkaa kkal kkan kkba kkbb kkbl kkbn kkkk kklb kkll kkln kknb kknn klaa klab klak klal klan klbb klbl klbn klka klkk klkl klkn klla kllb kllk klnn knaa knab knal knan knba knbb knbn knkk knla knlb knnb knnk laaa laak laal laan laba laka lala lall lan- lana lank lann lkab lkal lkan llan llll lnnk naaa naab naal naan naba nabk nabl naka nala nall nan- nana nanb nann nbaa nbak nlab nnnn