
ALL:
One, two, THREE. Unh.
The Big Bang Theory Season 2, Episode 12

It's also why I never open
a door without knocking THREE times.
The Big Bang Theory Season 10, Episode 5

that I would outrank
the THREE of you,
The Big Bang Theory Season 5, Episode 1

No, but I don't have THREE years
to make that gate feel sorry for me.
The Big Bang Theory Season 8, Episode 19

to the International
Space Station for THREE weeks.
The Big Bang Theory Season 5, Episode 5