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Candace is crazy about Philip and Ferb.
Cathy Philip, and
Frank.
Phineas Cara, and also Felix.
Candace being with Finn and Frank.
Philip Cassandra, and also Foster.
Cara is emotionally attached to both Phineas and Ferb.
I hope you find these variations helpful!
Phinéas et Ferb le film Candice face à l'univers Wikipédia