a-ha aaaa aaab aaac aaah aaal aaba aabb aabc aabh aabl aaca aacb aacc aach aacl aaha aahl aahz aala aalc aall abaa abab abac abal abb- abba abbb abca abcb abcc abch abcl abha abla abza acaa acab acac acba acbl acca accc acch acha achh achl acla aclc ahab ahac ahah ahal ahaz ahha ahla alaa alac alal alaz alb- alba albc alca alcc alha all- alla allh alll alza aza- azab azal azaz azca azza baaa baah baal baaz baba babb bac- baca bacc bach bacz baha bahl bala balc ball baza bbbb bbch bblb bcaa bcbc bcca bccc bccl bhca bhcc blaa blab blac blah blaz bzzz caaa caab caac caah caal caba cac- caca cacc cach caha cahl cala calc call caza cazh cbac cbal cbbc cbca cbcc cbcl cbha cbhl cblb cblc ccaa ccab ccac ccba ccbc ccca cccb cccc cccl ccha cchl ccla cclc chaa chab chac chah chal chaz chca chch chha chlc clab haab haal haba haha hal- hala halb hall haza hcbc hcca hccb hccc hcch hhaa hhcl hhhh hhla hlah laaa laac laal laba laca lacc lach lacl laha lala lall laza lbcc lcac lcbc lcca lccc lchc lhhh llcc lllc llll zaal zaba zaca zach zaha zahl zal zala zaza zhal zzhz zzzz