Separating books which were mistakenly combined

[F.E.]

I just (very stupidly) combined seven separate books into one edition as if they were all one book. Can the following books be re-separated?

The Never List (Love Across Londons Book #1)
The Best-Left Questions (Love Across Londons Book #2)
Rescue (By Eyes Unseen #1)
Refuge (By Eyes Unseen #2)
Response (By Eyes Unseen #3)
Reward (By Eyes Unseen #4)
Writing Brighter

These books should remain combined by volume. Thank you for your assistance with this.

[Olivia]

I think I got all of these doing your other request