The Jarada was silent while the tunnel twisted deeper underground.

A few yards farther, the tunnel twisted left.

Again the tunnel twisted and went down.

The tunnel twisted and turned, branched off continuously.

It sailed through the gloom and clunked into the wall where the tunnel twisted again.

The tunnel twisted and wound, and it seemed that they would never get clear in time.

The tunnel twisted and turned, but Sisko kept them heading in the direction of the breeze.

The tunnel turned and twisted until the Grad was entirely disoriented.

The tunnel tilted downward by gradual degrees, twisting and turning every 40 or 50 feet.

Hundreds of steps passed beneath his feet; and still the tunnel twisted through the black.