hwph whph hpwh phwh wphh pwhh hwhp whhp hhwp hhwp whhp hwhp hphw phhw hhpw hhpw phhw hphw wphh pwhh whph hwph phwh hpwh
Note: these 'words' (valid or invalid) are all the permutations of the word hwph. These words are obtained by scrambling the letters in hwph.