1.   And, of course, there were candidates working the aisles for their coming elections.

2.   Dozens of bargain hunters worked the aisles, filling their baskets with cans of bug spray and rolls of yarn and big bags of cat food.

3.   Nor will you find my mother-in-law working the aisles in vain pursuit of partial snouts.

4.   Now he has worked the aisles of a chain store for home building kits while training for what will be his last Olympics.