However, even the best medical care does not prevent death in every case.

One part of his mind told him nothing could have been done to prevent her death.

The woman could have prevented his wife's death, he told himself.

"If anyone else led the army, how could I prevent your death?"

However, even with this knowledge, can he prevent her death?

This means the male must find a female quickly to prevent death.

Diagnosis must be made within few days or even hours to prevent death.

Yet nothing to prevent future disease and death was done after any of these discoveries.

Could he have prevented Donald's death if he'd gone after him earlier?

So the cop sets out to prevent the father's death.