hakas ahkas hkaas khaas akhas kahas haaks ahaks haaks ahaks aahks aahks hkaas khaas hakas ahkas kahas akhas akahs kaahs aakhs aakhs kaahs akahs haksa ahksa hkasa khasa akhsa kahsa haska ahska hsaka shaka ashka sahka hksaa khsaa hskaa shkaa kshaa skhaa aksha kasha askha sakha ksaha skaha haask ahask haask ahask aahsk aahsk hasak ahsak hsaak shaak ashak sahak hasak ahsak hsaak shaak ashak sahak aashk aashk asahk saahk asahk saahk hkasa khasa haksa ahksa kahsa akhsa hksaa khsaa hskaa shkaa kshaa skhaa haska ahska hsaka shaka ashka sahka kasha aksha ksaha skaha askha sakha akash kaash aaksh aaksh kaash akash aksah kasah askah sakah ksaah skaah aaskh aaskh asakh saakh asakh saakh kasah aksah ksaah skaah askah sakah
Note: these 'words' (valid or invalid) are all the permutations of the word hakas. These words are obtained by scrambling the letters in hakas.