Ships often sank. No one could survive the freezing waters in this dangerous area if the ship went down.

VOA: special.2009.12.23

Right now,as schools prepare to begin a new year, one concern is the H1N1 virus, often called swine flu.

VOA: special.2009.08.13

One such material is asphalt, a substance often placed on top of buildings and used to cover road surfaces.

VOA: special.2010.03.02

Farm workers and others who said they often used pesticides had a forty-one percent greater risk of Parkinson's than other people.

VOA: special.2009.04.07

Now,we probably most often think of doughboys as the soldiers who fought for the Allies in World War One.

VOA: special.2010.03.07

The go-between sees to it that money is passed - often illegally - from one person to another.

VOA: special.2009.01.25

It is often a winning card. In one kind of poker game, the first card to each player is given face down.

VOA: special.2009.11.22

Others hate that name. Whatever you call it, one artist often used as an example is the singer,songwriter and harp player Joanna Newsom.

VOA: special.2009.07.27

Cheryl Richardson also points to one of the study's findings that injuries are often the result of contact with a person or a structure.

VOA: special.2009.08.06

So we leave you with one guitar player who often mixes several kinds of music.

VOA: special.2010.05.12

Climbers often need to lock their bodies to the rock with one small finger hold.

VOA: special.2009.12.09

A comedy act in earlier days often included a part where one of the comedians would hit the others over the head with a soft object.

VOA: special.2009.11.29

River banks often also have clay about one meter or less under the surface.

VOA: special.2009.09.14

One of its extended family members, Xenopus laevis, is often used in laboratory studies.

VOA: special.2010.06.29