grasp at something

The human mind could only grasp so much at a time.

I did not grasp at first what she was talking about.

Her hands moved as if to grasp at something, and closed on air.

The part of his mind which still wanted a little to live grasped at this idea.

But in those years he was still alive enough to grasp at these three students.

A guy with $4 1/2 billion still grasping at $14 million.

He grasped at it and a piece came away in his hand.

And so they were left to grasp at memories of a young man lost.

But that would not be for a long time yet, he told himself, grasping at the hope.

A zero doesn't grasp the situation at all, and probably issues an order.