He was standing a little ways behind the first man I'd seen.
Of course, women you know would have to walk behind the man.
She got out of the car and came up behind the man before he reached the store.
He stood there, close behind the first man, who could not see him.
There had to be another driving force behind the man.
"Yes," she said to herself when the door had closed behind the old man.
The four started out at once, keeping a safe distance behind the man.
He moved behind the old man and ran his hands over various pockets.
He was determined to get up behind the other man without his knowing it.
The thief walked behind the man for a little way but suddenly he stopped.