Now they were going down, to blend into the mass below.

The building grew into an integrated mass of power and control systems.

Head down, I drove forward into the mass of bodies.

At times, too, I saw that efforts had been made to cut back into the mass where it was less dense.

Now he dug both hands into the mass, seeking some better support.

He gazed into the growing dark mass of the storm.

The first grenades started to fall into the mass, but not even that was enough to turn them.

She then turns into a large mass of water to carry them to surface by "swimming through her".

"You had a heart attack," Jack said, and then he went into a mass of technical details.

He said that people with too much desire turn into a raging mass of fire.