Sentence examples similar to infrequently even know from inspiring English sources

At least that's what I tell myself, when I'm watching so many phone messages pile up at the corner of my desk (I use my office phone so infrequently that I don't even know my own number -- or the one to the landline at my house).

But it used this authority so infrequently after the '70s that its acting administrator, David J. Friedman, told Congress this year that he didn't even know it had the power.

Do they even know?

"They didn't even know".

You would never even know.

They may not even know.

Why? Do they even know?

How would I even know?

You don't even know".

"I barely even know you".

He don't even know.