He passed his right hand round the back of his collar.

His hand went up to the back of his collar.

With the needle gun I had thoughtfully tucked into the back of my collar.

But we also need to see the back of his collar if he's wearing a shirt.

Latching onto the back of Billy's collar, he lifted the young man to his feet.

Nelirikk had dragged the Commander up by the back of his collar.

He reached out and pulled Shan away, fingers twisted in the back of the child's collar.

Reaching into the back of her collar, she came up with the answer.

He seized the back of the fat man's collar and hurled him down.

She put her face close to his and grabbed the back of his collar, holding him.