It combines a solid, often lively,beat with a looser, complex melody.

VOA: special.2010.01.24

He was a complex individual with an often troubled private life.

VOA: special.2009.07.05

Flavor aside, scientists have recognized it as a complex blend of chemical compounds with potential health effects, both good and bad.

VOA: standard.2010.06.30

Autism spectrum disorder is a complex neurological disorder that affects a person's ability to communicate and interact with others.

VOA: standard.2010.03.23

Malaria is caused by a complex parasite that makes it hard to target with a vaccine.

VOA: standard.2010.01.20

Police officials in Multan say at least two armed militants drove a vehicle loaded with about 1,000 kilograms of explosives into a complex housing an office of the country's ISI spy agency.

VOA: standard.2009.12.09

"It is complex difficult terrain, both the land and the people, it is a tribal society with a culture vastly different from what most of us are familiar with and it varies around the country, so you cannot assume what is true in one province is true in another,".

VOA: standard.2009.10.01