"But there is a problem. He is one of the men who have been coming to see me in answer to your advertisement.

VOA: special.2010.04.24

Professor Yoshino explains. "Shakespeare calls this a problem of ocular proof, the idea that we need to see evidence before we believe in it -- and that,oftentimes, when metaphysical questions of guilt or innocence are difficult for us to answer, we have a tendency to reduce them to questions that pertain to physical evidence.

VOA: special.2011.06.06

Sadly,he realized, Irvine-Halliday understood that what he see wasn't an isolated problem 1.6 billion people in the world have no access to electricity.

VOA: standard.2009.12.13

So,you see,everything is linked. The climate is a global problem."

VOA: standard.2009.08.30

World Bank economist Louis Kuijs says he is not too concerned by strikes and says he does not see any signs that the industrial unrest will become a major problem for either social stability or for the Chinese and global economies.

VOA: standard.2010.06.24

"Do you see that there may be a problem with Prime Minister Maliki putting on the ballot in the upcoming elections a referendum on that precise question?" "I think a referendum would be more possible if there were a perception that we were not living up to the security agreement.

VOA: standard.2009.09.10