The agreement,once it takes effect, will be the first under international law to target just this problem.

VOA: special.2009.12.08

It can be treated when found early, but once it grows the chances of survival drop sharply.

VOA: special.2009.05.13

But once it grows the chances of survival drop sharply.

VOA: special.2009.06.23

"With more stable infrastructure, once it's rebuilt, with a more robust health system, there's an opportunity to not only deal with the immediate tragedy of the earthquake, but hopefully, some of the longer-term crises that Haitians have experienced day in and day out."

VOA: special.2010.02.01

Several allied countries have increased their troop presence in Afghanistan to help provide security for the election, and those troops are expected to go home once it is over.

VOA: standard.2009.08.11

Even after being processed at the city's water treatment plants the water takes another journey through leaky pipes that ensure it is no longer drinkable once it reaches people's homes.

VOA: standard.2010.08.04

Tranquility is the last major U.S.piece of the space station, and once it is added, the space station will be about Leinbach sent off Endeavour's six-member crew Monday with good wishes for the planned 13-day mission.

VOA: standard.2010.02.08

"The more people we can get on the roads with bikes the better." There will be 6,000 bikes available, and the mayor hopes once it gets rolling, this system will result in 40,000 bike trips a day.

VOA: standard.2010.07.30

This is presidential historian and author Robert Dallek: "Once the public turns against a war, once it is convinced that you are embarked upon if not a losing enterprise then something that is going to produce a quagmire, it creates tremendous political difficulties for the president and it undermines his credibility, trust in his judgment and his ability to put across his domestic reforms,"

VOA: standard.2009.10.09

Once the clay dries, the glassmaker dips the form in a container of hot liquid glass until it is covered.

VOA: special.2009.09.16

It got its nickname, The Garden State, because New Jersey truck farms once provided vegetables to those big cities.

VOA: special.2009.08.16

And if you want to buy an orchid, it will cost a lot less than it once did.

VOA: special.2010.04.06

He said once the people understood that it was a war for democracy, they would win it quickly.

VOA: special.2009.11.12

"Perhaps with education once you learn you can do one item, it empowers you to do the next.

VOA: special.2010.12.27