Sure! Here's the requested content in spun format with synonyms:
Candace loves Philip and Ferb.
Cara has strong feelings for Philip, and also Ferb.
Finn Cara, and Frank.
Cathy being with Phineas and Ferb.
Fred is cherished by Cara, and Ferb.
Cathy both Finn and Foster.
I hope you find these variations helpful!
Phineas and Ferb The Movie Candace Against The Universe