Autoimmune diseases result from a failure of the body's own defenses against disease.

VOA: special.2009.04.14

Under questioning, spokesman Wood said the ensuing North Korean retaliation was not a failure of U.S.diplomacy, but a failure by Pyongyang to live up to its international obligations.

VOA: standard.2009.04.15

Despite what he sees as a failure of the global community to come to an agreement at the Climate Change Conference in Copenhagen last December, McKibben says international cooperation on climate change is critical.

VOA: standard.2010.04.21

It is a story of sadness and loss, of the failure of an old Southern family to which the brothers belong.

VOA: special.2010.01.10

When there is crop failure because of a drought or flood, farmers receive a text message.

VOA: special.2010.05.11

A main concern is that the failure of some banks or governments to pay their debts could send a financial shock across many countries.

VOA: special.2009.03.06

She writes that academic cheating is a result of communication failure between students and professors.

VOA: special.2009.04.23

heart attacks,strokes,heart failure increases probably five to ten times greater than it does over just a few hours of exposure."

VOA: standard.2010.08.04

Heart failure is caused by high blood pressure or coronary artery disease, a narrowing of the arteries in the heart.

VOA: standard.2010.06.04

He says he wants to ensure that the failure of a single, large financial firm would not threaten the entire economy.

VOA: standard.2010.01.21

Senator Joe Lieberman is chairman of the Homeland Security and Governmental Affairs committee: "By any measure, SBInet has been a failure."

VOA: standard.2010.04.21

Failure to hold the vote by the end of January, a deadline set by the constitution, threatened the creation of a political void.

VOA: standard.2009.11.09

President Obama says he wants to avoid a repeat of last year's failure of several banks and other financial firms, which devastated the U.S.economy.

VOA: standard.2010.01.21

But it found a significant increase in the risk of heart failure where the heart cannot pump enough blood to the organs or muscles.

VOA: standard.2010.03.02