-wal a-ha a-wa aaaa aaab aaac aaah aaal aaba aabb aabc aabh aabl aabw aaca aacb aacc aach aacl aaha aahl aala aalc aall aaww abaa abab abac abal abaw abb- abba abbb abca abcb abcc abch abcl abcw abha abla abwa abwh acaa acab acac acba acbl acca accc acch acha achh achl acla aclc acwa acwl acww ahab ahac ahah ahal ahha ahla ahwa alaa alac alal alaw alb- alba albc alca alcc alha all- alla allh alll alwc awac awal awwa baaa baah baal baba babb bac- baca bacc bach baha bahl bala balc ball baw- bawl bbbb bbch bblb bbwc bcaa bcbc bcca bccc bccl bhca bhcc blaa blab blac blah blaw blw- bwaa caaa caab caac caah caal caba cac- caca cacc cach cacw caha cahl cala calc call calw cawl cbac cbal cbbc cbca cbcc cbcl cbha cbhl cblb cblc cbwa ccaa ccab ccac ccba ccbc ccca cccb cccc cccl ccha cchl ccla cclc chaa chab chac chah chal chaw chca chch chha chlc clab claw cwac cwbl cwla haab haal haba haha hal- hala halb hall hawa hawc hawl hcaw hcbc hcca hccb hccc hcch hhaa hhcl hhhh hhla hlah hwal laaa laac laal laba laca lacc lach lacl laha lala lall lawa lawl lbcc lcac lcaw lcbc lcca lccc lchc lhhh llcc lllc llll waaa waac waah waal waaw waba wabb wabc wabh wabl wabw waca wacb wacc wach wacl waha wahb wahl wala walb walc wall wawa wawb wawc wawl wbaa wbab wbac wbal wbbb wbbl wbbw wbca wbcb wbch wbcl wbcw wbha wbhb wbhc wbhh wbhw wblb wblc wblh wbll wblw wbwb wbwc wbwl wcab wcal wcba wcbc wcbh wcbl wcbw wcca wccb wccc wcch wccl wccw wcha wchb wchc wchl wcla wclb wclc wclh wcll wclw wcwa wcwb wcwc whaa whab whac whal whaw whbb whbc whbl whca whcb whcc whhb whhh whhl whhw whla whlc whlh whll whlw whwa whwb whwc whwh wlaa wlab wlac wlaw wlbb wlbc wlbh wlbl wlbw wlca wlcc wlch wlcl wlhc wlhh wlhw wlla wllh wlll wllw wlwc wlwl wwab wwac wwba wwbb wwbc wwbl wwca wwcb wwch wwcl wwcw wwhb wwlb wwlc wwll wwlw wwwa wwwc wwwh wwwl wwww