She tried to fall into sleep once more, but could not.
Finally, her mother seemed to fall into a deep sleep.
At which point she fell back into a deep sleep.
They all left the room, and I fell into a deep sleep.
She took him through the dark back up to his room, and he fell into a deep sleep.
Finally, the child stopped talking and fell into a deep sleep.
A few minutes later Tom fell into a deep sleep.
Instead, her eyes closed and she fell into a deep sleep.
He closed his eyes and fell quickly into a deep sleep.
It was after six before George finally fell into a deep sleep.
