
now that I'm not in the band,
I can FOCUS on my own music.
The Big Bang Theory Season 11, Episode 13

We're doing serious research
which requires complete and utter FOCUS.
The Big Bang Theory Season 3, Episode 4

My theory is that his lack of FOCUS
stems from an over-developed sex drive.
The Big Bang Theory Season 2, Episode 15

Well, now that you can FOCUS again,
The Big Bang Theory Season 9, Episode 10

What's his FOCUS?
The Big Bang Theory Season 9, Episode 8