He watched a little longer, but nothing came into view.
She watched a moment longer, then turned from the window.
He watched a while longer, but there was nothing to see.
He watched for some minutes longer, until the door opened again.
No longer watch the show as I think he is isn't a good actor for the part.
"Maybe you should just watch a while longer," she said.
The officer was no longer watching them, but there were still at least twenty soldiers in front of the building.
Then, without warning, he was no longer watching the fighting figures.
He watched a while longer and his mother had fallen asleep.
So interested was Clyde that he no longer watched the main door of the room.