"When the research progresses to a stage when the information coming from mice and rats is not sufficient, we may move up to using monkeys.

VOA: standard.2010.02.16

Though the disease is preventable and treatable, health workers have found that simply passing out mosquito nets and treating homes with insecticide is not sufficient.

VOA: standard.2009.04.25

The U.N.World Food Program says it needs $500,000 to bring 250 metric tons of food to Birao next month because supplies that were pre-positioned earlier in the year are not sufficient to meet greater demand.

VOA: standard.2009.08.27

"If one country makes an immense step forward, even like the U.S.has done over the years with a very strong regulatory agency like FDA, with very good law enforcement in place,with good coordination around the world, it's not sufficient for the rest of the world.

VOA: standard.2010.06.07

And he said they wanted a change. He said: "Party unity is not a sufficient excuse for silence."

VOA: special.2009.08.30

"In my home province, we have difficulty in accessing water." "It does not provide sufficient water like what we have here."

VOA: standard.2010.06.02

But,Ervin says, (OMITTED) "We could not complete that assessment at this point because we don't have sufficient evidence."

VOA: standard.2010.04.15

But Gibbs cautions that the actions taken by the president alone will not be sufficient.

VOA: standard.2009.04.13

European Union foreign ministers expressed concern not only about the security situation in Afghanistan, but also about the lack of sufficient progress in political reform there.

VOA: standard.2009.10.27

Earlier this year,after the disputed Iranian presidential election, the president faced sharp criticism from minority Republicans that he had not voiced sufficient moral support for demonstrators in the streets protesting the outcome.

VOA: standard.2009.10.28

"While our study shows that this might not be sufficient to maintain normal weight, it clearly is sufficient to reduce the risk of developing many chronic diseases, including heart disease, certain types of cancer, type two diabetes."

VOA: standard.2010.03.30

"I define success as the ability to empower and transfer responsibility to Afghans as rapidly as possible, and achieve a sufficient level of stability to ensure that we can leave behind an Afghanistan that is not controlled by al-Qaida or the Taliban,".

VOA: standard.2009.10.26