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