I have certain suspicions, but no evidence to back them up.

I have certain suspicions, but nothing specific about the money itself.

I naturally have certain suspicions, but I am by no means sure of my ground.

I thought I detected a certain suspicion in his eyes.

This was pretty strange and I was beginning to have certain suspicions.

They were therefore looked upon with a certain suspicion and mistrust.

And we've got certain very shrewd suspicions as to what I've called the big fish.

But the widow had certain suspicions which were changed into something like certainty by George's flight.

A certain suspicion was stirring in the back of my mind.

Nobody could find out where he was going although Judy had certain uneasy suspicions she never breathed to any one.