ahull haull auhll uahll huall uhall ahlul halul alhul lahul hlaul lhaul aulhl ualhl aluhl lauhl ulahl luahl hulal uhlal hlual lhual ulhal luhal ahull haull auhll uahll huall uhall ahlul halul alhul lahul hlaul lhaul aulhl ualhl aluhl lauhl ulahl luahl hulal uhlal hlual lhual ulhal luhal ahllu hallu alhlu lahlu hlalu lhalu ahllu hallu alhlu lahlu hlalu lhalu allhu lalhu allhu lalhu llahu llahu hllau lhlau hllau lhlau llhau llhau aullh uallh alulh laulh ulalh lualh aullh uallh alulh laulh ulalh lualh alluh laluh alluh laluh llauh llauh ullah lulah ullah lulah lluah lluah hulla uhlla hlula lhula ulhla luhla hulla uhlla hlula lhula ulhla luhla hllua lhlua hllua lhlua llhua llhua ullha lulha ullha lulha lluha lluha
Note: these 'words' (valid or invalid) are all the permutations of the word ahull. These words are obtained by scrambling the letters in ahull.