He says the complex nature of the climate systems across Asia makes monsoons hard to predict.

VOA: special.2010.05.25

A new book about America's public universities explores the complex causes of the high dropout rate.

VOA: special.2009.09.10

After completing their studies, Sudanese students are expected to return home with the skills necessary to help deal with the complex causes of conflict in the country.

VOA: special.2009.01.28

The complex documents and mathematical work were no longer necessary.

VOA: special.2010.07.14

The complex device weighed thirty-four kilograms.

VOA: special.2010.07.14

He says because of the complex nature of the disease, early detection through screening is the best way to prevent it.

VOA: standard.2010.06.16

It is the final step in the complex production of batik, a technique that uses wax to create elaborate designs on fabric.

VOA: standard.2010.04.14

The Americans mostly handle the complex missions. Afghan troops usually get simpler assignments, such as staffing road checkpoints.

VOA: standard.2009.12.13

The complex is being built with the support of 15 nations and space crews from around the world.

VOA: standard.2009.11.30

But the spokesman, Geoff Morrell,indicated that at this week's meetings Secretary Gates will tell the new Japanese leaders the United States expects the complex agreement to be honored.

VOA: standard.2009.10.18

Atlantis delivered nearly 13 metric tons of cargo to the complex.

VOA: standard.2009.11.30

Another senior defense official, who spoke on condition of anonymity, said last week that any change in the complex series of agreements could unravel the entire plan, which was 15 years in the making.

VOA: standard.2009.10.18

Detective Superintendent Julian Gregory will say only that the case is complex and will take more time to finish.

VOA: special.2010.04.27

And,he says that is good news because the world needs creative thinkers to help solve increasingly complex problems in the future.

VOA: special.2009.04.24