newb enwb nweb wneb ewnb wenb nebw enbw nbew bnew ebnw benw nwbe wnbe nbwe bnwe wbne bwne ewbn webn ebwn bewn wben bwen
Note: these 'words' (valid or invalid) are all the permutations of the word newb. These words are obtained by scrambling the letters in newb.