They have her PATTERN on file.
The Big Bang Theory Season 5, Episode 21
It's just... It's my PATTERN.
The Big Bang Theory Season 1, Episode 3
The interference PATTERN was cool
when the electron beam was on.
The Big Bang Theory Season 3, Episode 10
You answered the multiple choice
questions in a PATTERN.
The Big Bang Theory Season 2, Episode 13
There is a generally accepted
PATTERN in this area.
The Big Bang Theory Season 1, Episode 3