The real reason for his anger seemed to lie behind his words
What could lie behind such a drastic change in policy?
The cause of the disease can often lie behind the symptoms
There's more to this situation than meets the eye; the truth must lie behind it
We need to understand what lies behind this resistance to the new plan
The true motivation for their actions may lie behind their public statements
Investigators are trying to discover what lies behind the elaborate fraud
The key to solving the mystery lies behind the locked door
The underlying problem that caused the accident appears to lie behind poor maintenance
He suspected that a hidden agenda lay behind her friendly offer
What secrets lie behind that locked door?
I wish I knew. They are well guarded.
I suspect something important lies there.
The reason for his silence seemed to lie behind his fear
His fear was the apparent reason for his silence
His silence seemed to stem from his fear