He is a master musician with a thorough grasp of composition.
"But our team has a thorough grasp of the issues."
It took Ashe some little time to get a thorough grasp of the tangled situation; but he did it at last.
In short, he seemed to have quite a thorough grasp of personal hygiene.
He has the greatest admiration for your work, and a thorough grasp of the situation.
Without having a thorough grasp of figurative painting, said Braque: "you will never fully learn how to feel your art from deep within".
"Well, they do seem to have a pretty thorough grasp of basic finance."
You don't need a thorough grasp of the law to understand that.
The Arabs have a more thorough grasp of medicine than we.
You seem to have a thorough grasp of this.