I did not talk through my hat or say something without knowing the facts.

VOA: special.2010.05.09

Without knowing it, he had split the atom.

VOA: special.2009.06.14

They can share information with their friends without their parents, or other adults, knowing what they are saying.

VOA: special.2009.12.04

Yet people who seem healthy can suffer a stroke without even knowing it.

VOA: special.2009.09.22

"It's definitely a relief to us who lives in here because of what's happening, when everything is over we will be able to go back to Haiti without worry, with knowing OK, without nothing bad happening, we'll feel like we're safe over there and then come again back to America safely."

VOA: special.2010.02.01

So in many, many cases young people engage in sexual relations without even knowing what are the prevention measures,".

VOA: standard.2009.04.24