qeat eqat qaet aqet eaqt aeqt qeta eqta qtea tqea etqa teqa qate aqte qtae tqae atqe taqe eatq aetq etaq teaq ateq taeq
Note: these 'words' (valid or invalid) are all the permutations of the word qeat. These words are obtained by scrambling the letters in qeat.