ueui euui uuei uuei euui ueui ueiu euiu uieu iueu eiuu ieuu uuie uuie uiue iuue uiue iuue euiu ueiu eiuu ieuu uieu iueu
Note: these 'words' (valid or invalid) are all the permutations of the word ueui. These words are obtained by scrambling the letters in ueui.