Come through and Pull-through

Come through verb - Succeed in reaching a real or abstract destination after overcoming problems.

Pull-through and come through are semantically related. In some cases you can replace phrase "Pull-through" with "Come through", this terms are similar.

Pull-through noun - Cleaning implement consisting of an oily rag attached by a cord to a weight; is pulled through the barrel of a rifle or handgun to clean it.

Come through and pull-through are semantically related. You can use "Come through" instead a verb phrase "Pull-through".