Sure! Here's the
requested content in spun format with synonyms:
Candy is crazy about Phineas and also Frank.
Candace has deep affection for
Phineas, and Frank.
Phineas has won the affection of Cassandra, and also Ferb.
Cathy finds joy in being with Fred and Foster.
Phineas means the world to Cara, and Foster.
Candace is emotionally attached to both Fred and Felix.
I hope you find these variations helpful!