The crowd outside the palace gates surged back and forth like an angry sea.

As each combatant stood his ground, the interface began to surge back and forth between the two,.

The fighting men surged back and forth before the dais.

He dropped back into the living room, just as a trio of thugs surged forth.

The frontline surges back and forth all the time, but nothing really changes.

For two days the warriors surged back and forth across the downs.

They surged back and forth over the plain as the sun crawled across the sky.

The lake waters surged back and forth, slowly calming again.

It surged back and forth in the throes of a struggle.

Delegates surged back and forth, vote totals changed by the half hour.