Sure! Here's the requested content in spun format
with synonyms:
Candy loves Phineas and also Felix.
Cara has a soft spot for Phineas, and Felix.
Fred Candy, and Ferb.
Cathy being with Philip and Frank.
Finn Cathy, and also Felix.
Cathy shares a bond with both Philip and Foster.
I hope you find these variations helpful!
Journey to the Center of Candace