Sure! Here's the requested content in spun format with synonyms:
Cara loves Phineas and Felix.
Cara Philip, and Felix.
Philip captures
the love of Candy, and also Frank.
Candace being with Philip and Foster.
Phineas means the world to Cara, and also Foster.
Candace has a deep connection with both Phineas and Ferb.
I hope you find these variations helpful!