In this case, there is no direct evidence of such knowledge.

There are however no direct evidence to support this theory.

But this was the first direct evidence, reported in the current issue of the journal Nature.

But no direct evidence of a link has come to light.

"We now have direct evidence that places him behind the computer," he said.

Until recently, there was little direct evidence of language's evolution.

There is no direct evidence for any of these theories.

Of course, there is no direct evidence to prove it.

I have no direct evidence that a crime has been committed against me.

However, there is no direct evidence to support this tradition.