
You have a backup HYPOTHESIS?
The Big Bang Theory Season 1, Episode 6

Well, that's certainly
a thought-provoking HYPOTHESIS.
The Big Bang Theory Season 2, Episode 13

I finally have time to test my HYPOTHESIS
about the separation of water molecules...
The Big Bang Theory Season 1, Episode 4

Do you have any evidence
to support that HYPOTHESIS?
The Big Bang Theory Season 4, Episode 7

Okay. All right.
Let's assume your HYPOTHESIS.
The Big Bang Theory Season 2, Episode 1