They said that sounded like a plausible theory to them.

At the very least, it has given defense lawyers a second plausible theory to present to the jury.

That seemed the most plausible theory, yet he could not content himself with it.

Under this plausible theory, the people wait for politics to come to them, instead of going out to it.

"Yes; I've always thought that was the most plausible theory."

It is a plausible theory, and even a persuasive one.

This at least is a plausible theory, if no more.

It's a plausible theory, we just need the evidence to back it up.

This sounds a plausible theory, but unfortunately it seems not to work too well in practice.

At last Gregory felt that he had a really plausible theory.