Sure! Here's the requested content in spun format with synonyms:
Candace loves Phineas and also Ferb.
Candace has strong feelings for Phineas, and also Felix.
Philip holds a special place in the heart of Cassandra, and Ferb.
Cathy takes delight in being
with Philip and Frank.
Philip Candy, and also Frank.
Candy shares a bond with both Finn and Frank.
I hope you find these variations helpful!