Why can't Leonard UNDERSTAND it?
The Big Bang Theory Season 7, Episode 13
I don't UNDERSTAND.
The Big Bang Theory Season 4, Episode 20
I-I don't UNDERSTAND.
The Big Bang Theory Season 7, Episode 10
Well, I don't pretend to UNDERSTAND,
you know, all the details...
Breaking Bad Season 3, Episode 9
I just still don't UNDERSTAND
why you don't go to Kleinman.
Breaking Bad Season 2, Episode 9