Page Title CTR Testing?

Has anyone found (or made) a list of Page Titles/words that improve CTR in SERPS? Page Title plays a huge role in driving clicks, especially if you’re in the top 3-5 spots in SERPS fighting for the organic click. I’ve started trialing some different buzz words in Page Titles to see what works better/worse, but without investing a lengthy amount of time trialing different ones, wasn’t sure if someone was ahead of me already.

For example:
Company XYZ | Award Winning Landacaping…

Page Title CTR Testing?