He struggled to rise, but fell sprawling onto his back.

Then he grabbed her close and fell backwards over the sofa arm onto his back.

Two shots spun him and he fell onto his back.

Jessie turned away from the god as he fell onto his back.

She rolled him off and he fell onto his back at her feet.

It falls gently onto the dog's back or to one side.

Tyson fell onto his back and eventually needed help to rise.

He gave a roar of fury and fell onto his back.

He fell onto his back to think about that a tick.

He fell onto his back and wiped at his face.