May I take a few more minutes of your time and explain the reason?

She was, until he explained the real reason for his call.

He could not have explained the reason for his call.

Could you explain the reason then behind your council's change of view?

Later you could explain again the reasons for your action.

The last thing I could do was try to explain my reasons to him.

City officials did not explain their reasons for the change.

"You still have not explained the reason for your interest."

I can't explain the reason we got beat that bad.

But first of all, I would like to explain the reasons for it.