Kollokation
I have come to see you upon a more personal matter.
How much I was into it is a personal matter.
Tell him I want his help in this thing as a personal matter.
Her love was still a private, personal matter at this point.
He in turn has asked to speak on a personal matter and so I give him the floor.
I was there on a personal matter, to help my sister.
"Do you mind if I talk about a personal matter?"
Now this has become a very personal matter, so far as I am concerned.
He and his family have paid a heavy price for what is a personal matter.
I'm going to deal with it clearly and completely as a personal matter.
