61.   In response, studios added guards, closed access gates and took other steps to tighten security.

62.   In order to keep people like Wunram in Germany, security was tightened at border crossings into Belgium, the Netherlands and France.

63.   In the capital, pro-government forces tightened security on the streets, mindful that infiltrators played a critical role last year in the near-fall of Freetown.

64.   In the wake of the missile attacks, federal authorities took steps to tighten security at U.S. facilities abroad and at home, particularly in Washington around federal buildings.

65.   In past years, the parades have led to widespread violence, but this year security was tightened and the Order urged troublemakers to stay away.

66.   Indoor parking will end, security will be tightened at offices and factories, public events will be patrolled by more police.

67.   Internet auctioneer eBay Inc. yesterday tightened security and stiffened penalties on its popular online service to eradicate the pockets of fraud that have been reported in recent weeks.

68.   Investigator software users pooh-pooh their Orwellian powers and lavish praise on a program they say tightens security and helps eliminate workplace slouches and cheaters.

69.   In their rush to leave town, lawmakers also passed a bill to curb illegal immigration by tightening security along U.S. borders.

70.   Japan ordered its military to tighten security for the huge U.S. bases across the country.

v. + security >>共 638
tighten 8.10%
provide 7.43%
step_up 5.27%
improve 4.37%
sell 4.33%
increase 4.28%
beef_up 3.25%
buy 3.22%
threaten 2.30%
guarantee 2.22%
tighten + n. >>共 318
security 19.50%
control 10.45%
grip 4.95%
rule 4.84%
restriction 3.80%
belt 3.70%
law 3.42%
credit 3.21%
policy 2.96%
regulation 2.85%
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