21.   Banks are buying each other at a rapid pace to cut costs and increase profits.

22.   Banks have been buying each other at a rapid pace as they seek to cut costs and increase profitability.

23.   Banks have been buying each other at a rapid pace to cut costs and increase profitability.

24.   Banks have been buying each other at a rapid pace, in order to cut costs and increase profitability.

25.   Banks have been buying each other at a rapid pace, seeking to cut costs and increase profitability.

26.   Banks have been buying each other at a rapid pace, to cut costs and increase profitability.

27.   Banks have been buying each other at a rapid pace to try to cut costs and increase profitability.

28.   Bond dealers said investors have grown weary of the rapid pace at which bonds had risen in recent weeks.

29.   Bond dealers said investors have grown weary of the rapid pace at which bonds rose in recent weeks.

30.   A rapid pace of growth would certainly force Fed policy-makers to raise interest rates to try to cool off the economy before inflation began to rebound.