gobby ogbby gboby bgoby obgby bogby gobby ogbby gboby bgoby obgby bogby gbboy bgboy gbboy bgboy bbgoy bbgoy obbgy bobgy obbgy bobgy bbogy bbogy gobyb ogbyb gboyb bgoyb obgyb bogyb goybb ogybb gyobb ygobb oygbb yogbb gbyob bgyob gybob ygbob bygob ybgob obygb boygb oybgb yobgb byogb ybogb gobyb ogbyb gboyb bgoyb obgyb bogyb goybb ogybb gyobb ygobb oygbb yogbb gbyob bgyob gybob ygbob bygob ybgob obygb boygb oybgb yobgb byogb ybogb gbbyo bgbyo gbbyo bgbyo bbgyo bbgyo gbybo bgybo gybbo ygbbo bygbo ybgbo gbybo bgybo gybbo ygbbo bygbo ybgbo bbygo bbygo bybgo ybbgo bybgo ybbgo obbyg bobyg obbyg bobyg bboyg bboyg obybg boybg oybbg yobbg byobg ybobg obybg boybg oybbg yobbg byobg ybobg bbyog bbyog bybog ybbog bybog ybbog
Note: these 'words' (valid or invalid) are all the permutations of the word gobby. These words are obtained by scrambling the letters in gobby.