Critics want more. Some liberal lawmakers have proposed measures such as letting the government negotiate lower drug prices.

VOA: special.2009.08.14

As a plant scientist, he may have saved more lives than anyone else in history as many as a billion, by some estimates.

VOA: special.2009.09.22

These programs, along with natural expansion of forests in some areas, have added more than seven million hectares of new forests each year.

VOA: special.2010.04.06

Some American parents argue that the vaccine will make their girls more likely to have sex early.

VOA: special.2009.04.01

In fact,they say that in some cases it may have created more problems than it solved.

VOA: special.2009.02.09

More than forty million Americans have some level of disability.

VOA: special.2009.08.15

But some have more technology, and use it more,than others.

VOA: special.2009.12.17

"Some of our projects have looked at what we call situational impairments, which are challenges to accessibility that are caused more by the situation or context that the computer user is in instead of maybe as we usually think of accessibility as having to do with someone's own physical or cognitive state."

VOA: special.2011.04.18

Ervin says that means some farmers have returned to using soil-disturbing tillage or more toxic herbicides to control weeds.

VOA: standard.2010.04.15

General Xu said the U.S.-China military relationship might have to endure what he called some more "shocks of adversity."

VOA: standard.2009.10.27

Thousands more were damaged. He says casualty figures may increase as rescue workers have not yet reached some remote areas.

VOA: standard.2009.09.03

"We have done a lot to reorganize this agency." "We will be announcing some more reorganizing efforts in the days ahead with respect to MMS."

VOA: standard.2010.05.18

Army spokesman Major General Athar Abbas says recent operations have targeted militant training camps and ammunition dumps, killing more than 100 Taliban fighters, including some top commanders.

VOA: standard.2009.05.07

Pillay says some of the most pervasive forms of discrimination and exploitation experienced by children have become more widespread and known since the adoption of the Convention.

VOA: standard.2009.10.08