eerry eerry erery reery erery reery eerry eerry erery reery erery reery errey rerey errey rerey rreey rreey errey rerey errey rerey rreey rreey eeryr eeryr ereyr reeyr ereyr reeyr eeyrr eeyrr eyerr yeerr eyerr yeerr eryer reyer eyrer yerer ryeer yreer eryer reyer eyrer yerer ryeer yreer eeryr eeryr ereyr reeyr ereyr reeyr eeyrr eeyrr eyerr yeerr eyerr yeerr eryer reyer eyrer yerer ryeer yreer eryer reyer eyrer yerer ryeer yreer errye rerye errye rerye rreye rreye eryre reyre eyrre yerre ryere yrere eryre reyre eyrre yerre ryere yrere rryee rryee ryree yrree ryree yrree errye rerye errye rerye rreye rreye eryre reyre eyrre yerre ryere yrere eryre reyre eyrre yerre ryere yrere rryee rryee ryree yrree ryree yrree
Note: these 'words' (valid or invalid) are all the permutations of the word eerry. These words are obtained by scrambling the letters in eerry.