do głębi

He's working his way through them to get to the core.

You have to go right to the core of the problem.

Our hospital staff was cut to the core, many having been called to war service.

Not for the first time, she went back to the very core of the problem.

And those issues go to the core of how are you going to do more with less.

We really need to get to the core of the problem.

The human race as a whole, however, is social to the core.

And now we get right to the core of it.

That was the only way to go now, down to the core itself.

You can't believe anything he says because it goes to the core of this case.