A constant series of patrols was undertaken at night to scout out and harass the enemy.

That's why they keep up a constant series of hunts.

March in this area must have been a constant series of nature pranks.

Planning for an operation may take weeks, months or even years, with a constant series of cancellations and restarts as the situation changes.

In addition to his physical tribulations, a constant series of disquieting images presented themselves to him as he lay, half awake.

The result was an almost constant series of strikes, demonstrations and clashes with the police, requiring the intervention of the military.

A diet is a constant series of inner negotiations and brokered deals.

Indeed, there were a constant series of death threats made against Kennedy for much of the rest of his career.

A constant series of aircraft were detected by the 'Bug', forcing the boat to dive frequently.

The program aired as a constant series from 1959 to 1971.