Sure! Here's the requested content in spun format with synonyms:
Candy loves Phineas and Frank.
Cassandra has strong feelings for Fred, and Ferb.
Philip has won the affection of Candace, and Frank.
Cara being with Finn and Foster.
Fred is cherished by Cara, and also Frank.
Candace both Fred and Foster.
I hope you find these variations helpful!
Phinéas et Ferb le film Candice face à l'univers Wikipédia