It provides a continuous flow of air into the throat and lungs while the person sleeps.

VOA: special.2011.05.04

When rivers flood in South America, small pieces of land flow into the ocean.

VOA: special.2009.12.16

And all 6 flow into the Saint Lawrence River in Canada.

VOA: special.2009.01.05

One pipe lets water flow into the system.

VOA: special.2009.04.20

They underscored support for legislation already introduced that,among other things, seeks to cut the flow of refined petroleum products into Iran.

VOA: standard.2010.04.14

But as oil continues to flow into the Gulf, more coastal communities are feeling the impact.

VOA: standard.2010.06.01

"As we're following the timber flow through countries like Singapore,Malaysia,Taiwan and China and back into the United States or Japan and European Union countries."

VOA: standard.2010.05.28

But,as tens of thousands of barrels of oil continue to flow daily into the Gulf of Mexico, killing wildlife, damaging the environment and ruining livelihoods, the company is suffering as well.

VOA: standard.2010.06.18

And Presidents Barack Obama and Felipe Calderon have pledged cooperation on a wide range of issues - especially border security aimed at battling drug and gun trafficking, and the flow of illegal immigrants into the United States.

VOA: standard.2010.05.17

"You need two to tango . And as Mexico seeks to shut down the flow of drugs coming into the United States from Mexico and South America, we need the support of the United States to shut down the flow of weapons ,".

VOA: standard.2009.04.12