1.   Advertising is a potent force in showing smoking as a socially acceptable habit.

2.   Alesi will be a potent force, particularly if the Michelin tyres work well in the rain.

3.   But religious righteousness has been a more potent force than economic despair.

4.   The alarmist tone further illustrates that even in exile, Salinas remains a potent political force here.

5.   The feeling that Hawaii had been unlawfully possessed by the United States was still a potent force.

6.   The smugglers are the most potent economic forces in this area...

7.   Evangelicalism became an especially potent force in the attack on traditional pastimes.

8.   But even so, as Ven escorted her inside to where he had a table booked, she felt him a most potent force.

9.   Comics cram a great deal of information into a brief space, which makes them a potent force for more than mere storytelling.