If we do not get enough of the vitamins we need in our food,we are at risk of developing a number of diseases.

VOA: special.2009.04.21

You can do a number of things to protect yourself from the effects of carbon monoxide.

VOA: special.2011.01.25

"There are a number of deficiencies with it that do not answer the concerns of the international community."

VOA: standard.2010.05.25

"All the amazing number of folds I can't imagine that he can actually do that."

VOA: standard.2010.03.17

"I think he ought to do what General Petraeus did and that is decide on exactly the number he needs and we debate it and the president makes the ultimate decision,".

VOA: standard.2009.08.23

"I think that survey shows that, as minorities and women pursue a STEM career, they have to face a number of barriers along the pipeline (SAYING...) and what we need to do as a society is really understand what these roadblocks are."

VOA: standard.2010.03.26

"What we try to do is - for each hospital that we work with - become the number one or number two provider of U.S.patients, so that we really can build a very good relationship with those hospitals and make sure that patient benefits from that."

VOA: standard.2010.04.08