11.   The banking business is undergoing an unprecedented wave of consolidation.

12.   The combination is the latest example of an unprecedented wave of mergers sweeping the U.S. banking industry, as companies try to reduce costs and boost earnings.

13.   The combination is the latest example of an unprecedented wave of mergers sweeping the U.S. banking industry, as companies try to reduce costs and boost earnings through acquisitions.

14.   The merger comes amid an unprecedented wave of consolidation in the U.S. banking industry.

15.   The merger comes amid an unprecedented wave of consolidation in U.S. banking.

16.   The offer comes during an unprecedented wave of bank and thrift mergers.

17.   The move comes amid an unprecedented wave of consolidation in the U.S. banking industry, as companies combine to reduce costs and boost earnings.

18.   There is some fear that an unprecedented wave of corporate restructuring, which is increasing unemployment and causing financial insecurity among consumers, could delay a turnaround.

19.   U.S. banks are in the midst of an unprecedented wave of consolidation, as companies try to boost earnings by cutting costs and expand into new markets.

20.   With auto racing riding an unprecedented wave of popularity, he can get other sponsors.