Books where combined, now they have spilt

[R.A.]

All the editions of my book where together but recently appear to have seprated. It looks like the system is registering different authors even though the name is the same on all.
Book:
Decent Hillar File 4991.09
pages:
https://www.goodreads.com/book/show/2...

https://www.goodreads.com/book/show/1...

https://www.goodreads.com/book/show/6...

https://www.goodreads.com/book/show/1...

https://www.goodreads.com/book/show/2...

[Scott]

I don't see that they were ever combined or on your profile, but they are now.

If the combine doesn't work, you can try it yourself.