A recent study showed that RTS,S reduced clinical cases of malaria by fifty-three percent over an eight month follow-up period.

VOA: special.2010.04.20

It must have fourteen lines, with three groups of four lines that set up the subject or problem of the poem.

VOA: special.2010.01.06

The bank estimates that up to three trillion dollars of public and private loans in developing countries must be repaid this year.

VOA: special.2009.03.13

Scientists at the agroforestry center say the use of fertilizer trees can reduce the need for chemical nitrogen by up to three-fourths.

VOA: special.2009.09.01

Women make up about fifteen percent of the Navy's more than three hundred thirty thousand service members.

VOA: special.2010.05.21

A businessman named Nathan Burrell and some of his colleagues came up with the idea during a business trip to Agogo three years ago.

VOA: special.2009.06.29

Finally,in April, eighteen sixty-three, Grant gave up all ideas of getting past Vicksburg without a fight.

VOA: special.2009.11.19

The Fed will also buy up to three hundred billion dollars of long-term Treasury bonds.

VOA: special.2009.03.20

The work is made up of three huge female forms that seem to be dancing.

VOA: special.2010.05.07

After months of growing tension, the head of the company sent three hundred private security officers to break up the strike and protect non-union workers.

VOA: special.2010.06.10

That would be a distance of up to three meters from the sick person.

VOA: special.2009.07.14

"They found that men can experience up to a three-fold increased risk of stroke, and that risk seemed to be well correlated with the severity of sleep apnea."

VOA: special.2011.05.04

Retired General Jim Jones says election,". the Iranian government has cleared up any doubts about the location of three missing Americans.

VOA: standard.2009.08.09

"Because we asked, and other parties asked, three years ago three and a half years ago for the setting up of the Iraq Inquiry."

VOA: standard.2010.01.22