Still,doctors say it is possible that such events might cause symptoms of Parkinson's to appear earlier than they would have.

VOA: special.2009.04.07

I think it's still possible for us to stamp out al- Qaida, to make sure that extremism is not expanding but rather is contracting.

VOA: special.2009.02.21

But with conservative Democrats still voicing concerns, it is possible that the president might be forced to accept a delay until September.

VOA: standard.2009.07.21

The predictive power of ferroportin is still just a laboratory finding, but Torti says it suggests a possible novel approach to cancer therapy.

VOA: standard.2010.08.05