oxhp xohp ohxp hoxp xhop hxop oxph xoph opxh poxh xpoh pxoh ohpx hopx ophx pohx hpox phox xhpo hxpo xpho pxho hpxo phxo
Note: these 'words' (valid or invalid) are all the permutations of the word oxhp. These words are obtained by scrambling the letters in oxhp.