a-ha aaaa aaab aaad aaaf aaah aaal aaba aabb aabd aabh aabl aada aafa aafb aafd aaff aafl aaha aahl aala aald aall abaa abab abad abaf abal abb- abba abbb abda abff abha abla adaa adab adad adah adal adba adda addd addl adfa adfl adha adhd afaa afad afdb afdl affa afla ahab ahad ahah ahal ahdl ahfa ahha ahla alaa alad alal alb- alba ald- alda aldl alfa alha all- alla allh alll baaa baad baaf baah baal baba babb bada badb badd badh baff baha bahl bala bald balf ball bbad bbbb bbdd bblb bddh bffl bhdl bhff blaa blab blad blah daab daad daal daba dabb dada dafa daff daha dahl dala dalf dall dddd dfaf dffa dhaa dhad dhal dlab dlbd dlha faaa faad faah faba fabd fada fadd fafa faff faha fahd fala fald fall fbla ffff fhlb flab flad haab haad haaf haal haba hada hadf hadh hadl hafb hafd haff haha hal- hala halb hald half hall hdda hfba hhaa hhhh hhla hlah laaa laad laal laba lada ladd lafb laff laha lala lald lall ldha lhhh lldb llll