His relentless search for her is a major part of the story arc.

The relentless search for "tell me what to do"

But in the relentless search for the unexpected, even this has been revived.

But behind her relentless search for glory and popularity, something is missing.

But again, the relentless search for with-it political relevance slows the film down.

I certainly smelled Madison here in his relentless search for front page.

The rest of the day was a relentless search for this missing child.

But Diane's relentless search for the truth is only getting started.

One issue dominated above all others - the environmental damage caused by our relentless search for, and profligate use of, energy.

"Over 21 months, the relentless search for every tiny detail gave us a wealth of information about the background to the attacks," he said.