And I think "some of the time" is the vital point that's being lost.

He was going to make one vital point perfectly clear.

And yet, it seemed to him they were missing some vital point.

All right, everything wasn't exactly clear, just at the vital point.

I consider that a vital point, and the next is almost equally important.

These vital points were then turned over to French troops.

But even the best line of defense may ignore completely what is, to my mind, the vital point.

Yes, on that vital point at least everyone had agreed.

Both decisions cost the team a vital point which would have been enough to claim first place.

That is a vital point for all who care about Israel.