"But it would be good if we could keep the advantage of surprise for a while longer."

Now, he thought, quickly, while I still have the advantage of surprise.

"Well, at least they have lost the advantage of surprise."

For a moment it seemed almost impossible, even with the advantage of surprise.

Miller thought, we will at any rate have the advantage of surprise.

By then, and with the advantage of surprise, the damage might well be done.

It would be better if the two were there, giving him the advantage of surprise with both.

He would have the advantage of surprise on his side.

At the moment he had the advantage of surprise, but it couldn't last.

The advantage of surprise should still be on their side.