The three fighters changed formation into line astern and descended towards the airfield.

This allowed them to concentrate their fire, but it did not leave room for them to change formation.

Requests permission to change formation and asks time of execution.

Such a double envelopment will hem his troops in, making it almost impossible for them to change formation.

In fact, their huge helicopters never landed, but suddenly changed formation as they gained altitude.

The manager has been there, done it and won the trophies and I'm sure he will change team and formation for different games.

At an order from their general the phalanx smoothly changed formation, moving out in a long line three men deep, spears levelled.

Gladiators may change formation between matches but the weapons order must not change.

The man in black stared as the ships began to change formation.

The French tried to change formation from column into a line.