The authors said they could find no good explanation for the results.

Like most of the time laws, no one had a good explanation why it worked that way.

The minister said there was no good explanation why someone only 18 should die.

After all, it is the first good explanation of how living things came to be the way they are.

I have no good explanation of how such things can happen.

Up to now, there has been no good explanation for why the observed value should by so small.

Here's one good explanation why that's wrong, out of many.

Those without a good explanation for these shows are "taken away."

It works the same way, but doesn't seem like a very good explanation for this particular image.

It was a good explanation, but not to the point.