hcsh chsh hsch shch cshh schh hchs chhs hhcs hhcs chhs hchs hshc shhc hhsc hhsc shhc hshc cshh schh chsh hcsh shch hsch
Note: these 'words' (valid or invalid) are all the permutations of the word hcsh. These words are obtained by scrambling the letters in hcsh.