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