Sure! Here's the requested content in spun format with synonyms:
Cassandra loves Philip and Felix.
Candace Philip, and also Ferb.
Phineas has won the affection of Cassandra, and also Frank.
Candace takes delight in being with Finn and Ferb.
Finn is cherished by Candace, and Frank.
Candy shares a bond with both Finn and Felix.
I hope you find these variations helpful!