Sure! Here's the requested content in spun format with synonyms:
Cara is crazy about Philip and also Ferb.
Candace Finn, and also Foster.
Fred holds a special place in the heart of Cassandra, and Frank.
Candy finds joy in being with Philip and Felix.
Phineas is cherished by Candace, and
Frank.
Candace is emotionally attached to both Phineas and Frank.
I hope you find these variations helpful!