11.   The imbalance pushed lawmakers to expand donor bases.

12.   The Metropolitan Opera enjoys a powerful donor base, wonderful organizational skills and perhaps the best pit orchestra anywhere.

13.   There is willingness in our donor base to do this.

14.   They have nothing to do with our donor base.

15.   Traditionally, trial attorneys and high-tech companies have favored Democrats, while corporate America has long been a strong donor base for Republicans.

16.   Typically, groups like Common Cause raise money from donor bases to pay for lobbying, advertising, research and other efforts.