-ana -wal a-wa aaaa aaab aaal aaan aaba aabb aabl aabw aala aall aana aaww abaa abab abal aban abaw abb- abba abbb abla abwa alaa alal alan alaw alb- alba all- alla alll alln alna ana- anaa anab anal anan anba anbb anbl anla anln anna annb awal awan awwa baaa baal baan baba babb bala ball bana bann baw- bawl bawn bbbb bblb blaa blab blan blaw blw- bwaa bwan laaa laal laan laba lala lall lan- lana lann lawa lawl lawn llan llll llnw naaa naab naal naan naba nabl nala nall nan- nana nanb nann nawa nawl nbaa nlab nlaw nnnn nwbl nwbn nwbw waaa waal waaw waba wabb wabl wabn wabw wala walb wall waln wan- wana wanb wann wawa wawb wawl wbaa wbab wbal wban wbbb wbbl wbbn wbbw wblb wbll wbln wblw wbna wbnb wbnl wbnw wbwb wbwl wbwn wlaa wlab wlan wlaw wlbb wlbl wlbn wlbw wlla wlll wlln wllw wlna wlnl wlwl wnaa wnab wnaw wnba wnbb wnbl wnbn wnbw wnla wnnl wnnw wnwn wnww wwab wwba wwbb wwbl wwbn wwlb wwll wwln wwlw wwna wwnb wwnl wwnn wwnw wwwa wwwl wwwn wwww