typy ytpy tpyy ptyy ypty pyty tyyp ytyp tyyp ytyp yytp yytp tpyy ptyy typy ytpy pyty ypty ypyt pyyt yypt yypt pyyt ypyt
Note: these 'words' (valid or invalid) are all the permutations of the word typy. These words are obtained by scrambling the letters in typy.