Sentence examples for not know for certain from inspiring English sources

Yet Manet most likely did not know for certain what, precisely, happened at Querétaro.

"We do not know for certain that every objective was met," he said.

Jennifer did not know for certain that their rifle fire was concentrated on her husband.

We do not know for certain - not even to within 20 years - when he was born.

But Revis will not know for certain until he tests his hamstring by running and shifting at full speed.

Executives are horrified, because they will not know for certain if they can really close the books on asbestos.

"We used to say we did not know for certain it was Alzheimer's until the brain is examined on autopsy".

We do not know for certain, but a great deal of ongoing research is aimed at answering this important question.

We may not know for certain unless and until the Supreme Court considers Travel Ban 3.0 on the merits.

They are saying they do not know for certain that my dad would have left his half to my mum.

We do not know for certain whether these dissenting voices were heard by Mr. Cheney or Mr. Bush.