
There must EXIST certain words
in a certain specific order...
Breaking Bad Season 3, Episode 10

didn't EXIST when Arnold died.
Westworld Season 2, Episode 7

-Of course not.
-They don't EXIST.
Money Heist Season 3, Episode 5

You cannot EXIST
as a virtual presence.
The Big Bang Theory Season 4, Episode 2

...who doesn't believe
parallel universes EXIST.
The Big Bang Theory Season 4, Episode 5