Seems like, with Sheldon moving out,
you're in a new PHASE of your lives,
The Big Bang Theory Season 10, Episode 10
You guys completed PHASE one,
we'll take it from here.
The Big Bang Theory Season 10, Episode 23
because I never went through
a rebellious PHASE so, I got an earring...
The Big Bang Theory Season 10, Episode 12
All right, that moves us on
to the tactical shipping PHASE.
The Big Bang Theory Season 11, Episode 16
We're testing PHASE shift
due to electric potential.
The Big Bang Theory Season 3, Episode 10