oxly xoly olxy loxy xloy lxoy oxyl xoyl oyxl yoxl xyol yxol olyx loyx oylx yolx lyox ylox xlyo lxyo xylo yxlo lyxo ylxo
Note: these 'words' (valid or invalid) are all the permutations of the word oxly. These words are obtained by scrambling the letters in oxly.