
SHELDON: And you're CERTAINLY
not gonna win a Nobel Prize.
The Big Bang Theory Season 1, Episode 1

and CERTAINLY not Sheldon.
The Big Bang Theory Season 12, Episode 16

- Certainly.
- Sure.
The Big Bang Theory Season 8, Episode 21

I meant get your money back.
I CERTAINLY never meant...
Breaking Bad Season 2, Episode 7

It's CERTAINLY something
I could never do with my husband.
The Big Bang Theory Season 2, Episode 15