
In any event, that began
a decade-long PROGRESSION
The Big Bang Theory Season 7, Episode 17

Based on the geometric PROGRESSION...
The Big Bang Theory Season 2, Episode 9

- The proper PROGRESSION.
- What's that mean?
Game of Thrones Season 6, Episode 5

through a PROGRESSION of symptoms.
Breaking Bad Season 5, Episode 12

Have you studied the varying
rates of greyscale PROGRESSION
Game of Thrones Season 7, Episode 2