They say rich nations created the problem, so they should take most of the responsibility for reducing greenhouse gases.

VOA: special.2009.12.26

She told the agency's Executive Board on Monday that the level of action should not be governed by the size of a problem.

VOA: special.2011.01.19

What should I do? But,the telephone rang, and I forgot the problem for the time being.

VOA: special.2011.06.04

A challenge that affects parents, children and citizens in almost every community in America should not be a Democratic problem or a Republican problem.

VOA: special.2010.08.12

This can help individuals better understand what to do should they develop a health problem.

VOA: special.2010.06.15

Mister Rehm suggested that countries where alcohol is a problem should take action.

VOA: special.2009.09.08

The loss of one oxygen tank should not have been a major problem.

VOA: special.2009.07.22

He said it is a serious international problem that should be addressed broadly and can not be solved entirely by military means.

VOA: standard.2009.04.13

(Speech) The envoy said developed nations should take "serious action" to remain true to their words in solving the problem they caused.

VOA: standard.2009.11.26

"I think today's ruling should bring comfort to parents who can finally put to rest the notion that vaccine was the problem.

VOA: standard.2010.03.23

"We in the Congress have a duty to tackle this problem, but the solution we settle upon should not be rushed, and the solution should not be worse than the problem we are trying to solve,".

VOA: standard.2009.10.10