61.   But the escaping vapors of toluene, benzene and other industrial wastes increased for four more years as the materials seeped through the ground and into streams.

62.   But the new contract apparently buys them four more years of peace of mind in an industry experiencing enormous flux.

63.   But that means three more years competing in the junior ranks.

64.   But their testimony could prove crucial on the key issue of how many more years Hart planned to work as a professional wrestler.

65.   But the services push is also risky, pitting it head-to-head with IBM and dozens of other companies that have been deeper into services for many more years.

66.   But the sordid melody will repeat itself with variations for two more years.

67.   But they should know that any Republican attempt to muscle through a hard conservative agenda would lead to two more years of acrimony and paralysis.

68.   But when interest rates and investment returns declined, consumers found they needed to continue paying premiums with cash for many more years than they expected.

69.   By deciding not to assert its jurisdiction over the commission, the council left Parks no options to keep his job for five more years except a lawsuit.

70.   By switching, drug manufacturers can get three more years of marketing exclusivity.