sujw usjw sjuw jsuw ujsw jusw suwj uswj swuj wsuj uwsj wusj sjwu jswu swju wsju jwsu wjsu ujws juws uwjs wujs jwus wjus
Note: these 'words' (valid or invalid) are all the permutations of the word sujw. These words are obtained by scrambling the letters in sujw.