There has to be a secret and hidden reason why we are going downhill in so many ways.

Burnam suggests that there was a dark, hidden reason for these rumors.

That is a hidden reason why England are so good.

Of course I did not reveal to anyone the real motive, the hidden reason behind that work.

He said that there no hidden reasons for his withdrawal.

Some political analysts maintain that the hidden reason for both 1991 and 2003 wars can be traced to strategic control of international energy resources.

Which meant it had to have some hidden reason for its existence.

Risk is the hidden reason behind many failures to sell.

Was there a hidden reason why India withdrew their appeal at tea and let him continue?

There may have been a hidden reason for Tom being selected to so high an honor.