Sure!
Here's the requested content in spun format with synonyms:
Cassandra loves Fred and also Frank.
Candy has strong feelings for Fred, and also Felix.
Fred holds a special place in the heart of Cara, and also Ferb.
Candace revels in being with Philip and Frank.
Philip has a special place in the heart of Cathy, and Felix.
Candace is emotionally attached to both Philip and Felix.
I hope you find these variations helpful!