Then he set his eyes on the trail ahead.
Surely, this woman had some information that could set him on the right trail.
He let his horse set its own gait on the narrow uphill trail.
The police were to be set on the trail only when the murder was safely over.
But the investigation into the fire continued, setting detectives on the trail of the car thefts.
The dark man set them on the trail of any mystery, you see.
Yet one thing had occurred that partly set me on the trail.
"We've got someone here to set us on the right trail."
"Nothing like coffee to set a man on the right trail."
"Perhaps you've set me on the trail of something important."