Stomach cancer has become more common in some areas where food is often not stored in a cold place.

VOA: special.2009.01.13

In the near future, experts say brain e-mailing and "tweeting" will become more common.

VOA: special.2011.01.03

But they also have a right not to get ripped off by the sudden rate hikes, unfair penalties and hidden fees that have become all too common in our credit card industry,"

VOA: standard.2009.05.09

Although face masks, which have become a common sight in Mexico City, are worn by only a few people on the streets of Juarez,pharmacies say they are doing a brisk business selling them.

VOA: standard.2009.04.30