And what do these photographs add to our understanding of him as an artist?

I couldn't help but think that the event added little to my understanding of Italian cuisine.

I'm not a global warming denyer, but does this really add anything to our understanding?

We could say the same about anything and add not one scrap to our understanding of it.

It adds nothing to one's understanding of the man's work.

And if he is, does he add anything to my understanding?

There was, however, little he could add to their understanding.

The public library added very little to his understanding.

Such passages do not add to our understanding of dinosaurs as a cultural icon.

Whether this frenzy has added to our understanding isn't at all clear.