If there are any substantial flaws in his technique, he has fooled the world for decades.

None of the V-22 accident reports issued thus far suggest a substantial flaw in tilt-rotor technology.

Dissolving it would send precisely the wrong message about the nation's commitment to fix the substantial flaws in the election system.

However, a regulatory system that addresses the substantial flaws that led to the financial crisis should not be built in haste.

And if HBGary conducted any kind of vulnerability assessment of the software-which is, after all, one of the services the company offers-then its assessment overlooked a substantial flaw.

But this independent beauty has two substantial flaws.

It found "substantial flaws" in Gorbachev's decree of Jan. 29 and in the regulations to enforce it.

There are, however, four substantial flaws in the market reforms, injected primarily at the behest of special interests.

In the late 1980s, Chang discovered that the state-of-the-art method for detecting E. coli held substantial flaws.

Indeed, perhaps it is partly because I share this optimism that I am particularly disappointed by this book's rather substantial flaws.