The blow knocked all the air from my body and sent me flying backwards.

A collision with the table partially knocked the wind from my body and brought me to myself.

The force of the impact knocked the breath from his body.

It was as if the last of her breath had been knocked from her body.

She lay there stunned, the breath knocked from her body.

He hit the floor heavily, knocking the breath from his body.

He lay dazed for a minute, the breath knocked from his body.

Then all he could do was lie still for long seconds with the wind knocked from his body.

The weight of the creature drove him to the ground, knocking the breath from his body.

But every so often, he comes across something that knocks the breath from his body.