Sometimes he has had to be treated with a combination of drugs in a hospital.

VOA: special.2010.03.30

Dr.Priego says so far the combination has been effective in prolonging life for patients with pancratic cancer.

VOA: standard.2010.01.12

"They're not quite there yet. There have been some serious efforts to deal with a combination of long-standing problems in the auto industry and the current crisis which has seen the market for new cars drop from 14 million [vehicles in annual sales to nine million.

VOA: standard.2009.03.30