This makes it difficult for air to flow in and out of the lungs.

VOA: special.2009.07.28

Aspirin thins the blood, so it may be able to flow past the blockage.

VOA: special.2009.10.20

Also,the damaged well did not stop the flow of oil as it should have.

VOA: special.2010.05.01

And,it increases the flow of blood and oxygen in the body.

VOA: special.2010.06.08

It can help blood flow past a blockage in an artery.

VOA: special.2009.09.01

The flow of illegal drugs and the violence associated with it is a concern throughout North America.

VOA: standard.2009.08.10

It is going to have to deal with the consequences that flow from that decision."

VOA: standard.2009.04.15

The Okefenokee seems primeval. It was formed when waters from an ancient ocean receded and a mammoth sandbar blocked most of the water flow to the sea.

VOA: standard.2010.03.29

It's usually a combination of temperature,even air flow.

VOA: standard.2010.05.05

"The new cap is good news." "Either we will be able to use it to stop the flow, or we will be able to use it to capture almost all of the oil until the relief well is done.

VOA: standard.2010.07.16

And what we've done is submit a tool in the end of the riser to start to extract some of that flow and bring it directly to the drill ship so it never enters into the Gulf of Mexico."

VOA: standard.2010.05.17

A UNHCR official based in South Sudan confirmed to VOA that it had started receiving a steady flow of refugees from the Central African Republic, adding to the large number of Congolese refugees who were displaced by the group.

VOA: standard.2009.08.27

Access to a Caesarean section to relieve the pressure of obstructed labor is the most common way of preventing an unborn child from pressing so tightly in the birth canal that it cuts off blood flow to surrounding tissue.

VOA: standard.2009.12.23