-wal a-ak a-wa aaaa aaab aaal aaba aabb aabl aabw aaka aala aall aaww abaa abab abak abal abaw abb- abba abbb abla abwa akaa akal akka akwa alaa alak alal alaw alb- alba alk- alka alkb all- alla alll awal awka awwa baaa baak baal baba babb bak- baka bakl bala balk ball baw- bawk bawl bbbb bblb blaa blab blak blaw blkb blw- bwaa kaaa kaab kaak kaal kaba kabb kabw kaka kakk kala kalb kalk kall kalw kaw- kawa kawk kawl kaww kbaa kbab kbak kbal kbba kbbb kbbk kbbl kbbw kbkb kbkk kbkl kbkw kbla kblb kbll kbwa kbwb kbww kkaa kkal kkaw kkba kkbb kkbl kkkk kklb kkll kkwb kkwk klaa klab klak klal klaw klbb klbl klbw klka klkk klkl klla kllb kllk klwa klwb klwl kwab kwak kwal kwaw kwbw kwka kwkb kwkk kwkw kwla kwlk kwwk kwwl laaa laak laal laba laka lala lall lawa lawk lawl lkab lkal llll waaa waal waaw waba wabb wabk wabl wabw waka wakb wakk wakl wakw wala walb walk wall wawa wawb wawk wawl wbaa wbab wbak wbal wbbb wbbk wbbl wbbw wbka wbkb wbkk wbkl wbkw wblb wblk wbll wblw wbwb wbwl wkaa wkak wkal wkba wkbk wkbl wkbw wkkb wkkl wkkw wkla wklb wklk wkll wkwl wlaa wlab wlak wlaw wlbb wlbk wlbl wlbw wlka wlkb wlkk wlkl wlkw wlla wlll wllw wlwk wlwl wwab wwba wwbb wwbl wwka wwkb wwkl wwlb wwlk wwll wwlw wwwa wwwk wwwl wwww