Ten seconds later the crew of D4 heard an explosion and felt a violent concussion.

And then, there was a violent concussion to the air, thunder without sound.

My chief care was to avoid too violent a concussion at my landing.

It exploded with a battering, violent concussion that blew in the buildings on both sides of the street.

The soldiers at the parliament dived for cover as the violent concussion of bombs ripped through the city.

Briefly the fireball silhouetted the hanging man, then violent concussions slammed into the group.

About an hour after midnight on 25 November, the loose piston and rod separated with a violent concussion.

Immediately there came a violent concussion, nearer than any they had known.

And then there came a sudden, violent concussion to the air.

There had been a violent concussion.