All the while, she has not ruled out the possibility of running for president in 2008.

I've never thrown out the possibility that I'll be the starter again.

Other officials said they had not ruled out the possibility of a gas explosion.

"Let me just say, especially after what happened last night, I have not ruled out the possibility."

She had smelled out the possibility of a trap and decided to turn it around on him.

Her physical appearance rules out the possibility that she might be human.

However, I have not ruled out the possibility of running again in 2000.

He said the investigators had not ruled out the possibility of a bomb.

One cannot of course rule out the possibility that the long-term effects might be different.

It could, however, rule out the possibility with a high degree of certainty.