Here are some other things that may help: Dig beneath the surface.

It teaches us to dig beneath the surface of our ideas.

Then he dug his fingers beneath the edge of the plate and began to pull.

We will dig beneath the fires where the ground has been warmed.

The major knelt down and dug her hands into the mud beneath the water.

Workers could not remove the wooden beams, so they dug beneath him.

"I think most of the arguments are pretty lame when you dig beneath the surface."

Too late for a mine you have dug beneath the castle?

Yet he only rarely seems to dig beneath his characters' skins, or at least to take you there with him.

They kept everything downstairs, or in deep halls dug beneath the feet of the towers.