pozz opzz pzoz zpoz ozpz zopz pozz opzz pzoz zpoz ozpz zopz pzzo zpzo pzzo zpzo zzpo zzpo ozzp zozp ozzp zozp zzop zzop
Note: these 'words' (valid or invalid) are all the permutations of the word pozz. These words are obtained by scrambling the letters in pozz.