They're the unlikeliest pair I've seen in a long time.

I thought them an unlikely pair; at the time they seemed very different.

By the end, the unlikely pair find a mutual understanding.

They are such an unlikely pair that this interview is the most intriguing.

That's tough on this unlikely pair, but it's not the end of them, either.

They were an unlikely pair and did not speak the same language.

The defense was helped in its task by an unlikely pair of secret agents.

Why have that unlikely pair come up with this plot?

I didn't have to wait long to meet the unlikely pair again.

Steve approached the unlikely pair, and stopped only ten feet back.