11.   Aides to Kennedy said they thought he would have broad support for efforts to tighten the law if further investigation found widespread abuses.

12.   But Arab countries in recent years have also been tightening laws on tobacco advertising and public smoking.

13.   But despite increased consumer complaints and legal action that tightened state laws, the telemarketing operations flourish like a weed that never quite dies.

14.   Congress tightened immigration laws, but the concern about porous borders quickly dissipated and the new rules were never put in effect.

15.   Congressional Republicans had a decent impulse in seeking to tighten bankruptcy laws because filings were soaring and cheats were seeking bankruptcy to evade creditors.

16.   Congress has struggled to tighten bankruptcy laws to prevent escape from indebtedness by those who exploit weaknesses in the rules.

17.   Ever since the tax law was tightened so that fewer people could get an immediate tax deduction for their contributions, use of the accounts has languished.

18.   Fisher said he believes efforts to control intellectual property on the Net by tightening existing law are doomed.

19.   Given growing use of dietary supplements in this country, it is more important than ever that Congress tighten the law to allow greater regulation of this industry.

20.   He said the Legislature must tighten the law.