
It's a reasonable ASSUMPTION.
The Big Bang Theory Season 4, Episode 9

You're making an ASSUMPTION.
The Big Bang Theory Season 2, Episode 22

Honestly, we've been operating
under the ASSUMPTION that he has no deal.
The Big Bang Theory Season 2, Episode 6

All right, my plan
is predicated on the ASSUMPTION...
The Big Bang Theory Season 8, Episode 19

Well, if we accept your premise and also
accept the highly improbable ASSUMPTION...
The Big Bang Theory Season 1, Episode 17