
creating a pair
of INTERNAL connecting rods,
The Big Bang Theory Season 7, Episode 15

I'm plagued by an INTERNAL struggle.
The Big Bang Theory Season 8, Episode 6

At best you can say, "Hey, look, my idea
has an INTERNAL logical consistency."
The Big Bang Theory Season 1, Episode 3

a record of the INTERNAL process
of their cognition.
Westworld Season 2, Episode 9

If you want, I can call Internal Affairs,
Money Heist Season 1, Episode 11