Sentence examples for had been percolating from inspiring English sources

The idea had been percolating for two years.

The notion had been percolating among some fans for years.

Word of the investigation had been percolating through Hollywood for some time.

He offered a few ideas that had been percolating over the years.

Although "Vieux Carré" is regarded as one of Williams's late plays, it had been percolating for decades.

Phillips's temper had been percolating for almost two weeks after seeing Payton fail to shake a teammate's hand after a home run in Houston.

'LoveMusik' has been percolating for four years.

The play has been percolating for 14 years.

Purdue sued Endo, and the case has been percolating since.

These treacherous terms have been percolating for years on many American campuses.

The accusations in the ad have been percolating around the district for weeks.