quom uqom qoum oqum uoqm ouqm qumo uqmo qmuo mquo umqo muqo qomu oqmu qmou mqou omqu moqu uomq oumq umoq muoq omuq mouq
Note: these 'words' (valid or invalid) are all the permutations of the word quom. These words are obtained by scrambling the letters in quom.