Sentence examples for not even certain from inspiring English sources

I'm not even certain that we can mitigate them.

It's not even certain how Brady spelled his first name.

The Russians are not even certain to be in Rio.

It is not even certain who makes the calls.

It's not even certain how he went blind.

I'm not even certain I'm at the right house.

That is especially difficult with Iran, because it is not even certain to whom one talks.

She was not even certain she would be able to compete this year.

The investigators were not even certain that Huang had been injecting olfactory ensheathing cells.

Today, it is not even certain what country Kony is in, much less his precise location.

Scientists are not even certain why the mackerel have changed their migration pattern.