You can't possibly put something together like this with complete certainty.

And a complete certainty that a lot of people will get killed if we start making preparations.

His work can so far not be distinguished from that of related artists with complete certainty.

The location of these foundations "is not known with complete certainty."

"Some things, like demographics, are known with almost complete certainty," he said.

In cases like this there can't be complete certainty.

"Have you been able to identify the mark on her back with complete certainty?"

"It's time for me to step out," he said with complete certainty.

"You can't do that," he said with complete certainty, voice flat again.

"You don't live near here," I said, with complete certainty.