More series in title

[Elizabeth (Alaska)]

Again, caution in editing titles for these.

Fifty Shades of Tinsel: Part 1 - Heartthrob
Fifty Shades of Tinsel: Part 2: Apart
Fifty Shades of Tinsel: Part 3/Backstory: Marcella
Fifty Shades of Tinsel: Part 4: Lost
Fifty Shades of Tinsel: Part 5: The Widow
Fifty Shades of Tinsel: Part 6: A New Beginning
Fifty Shades of Tinsel/Complete Boxed Set: The Complete Erotic Romance Series

[Elizabeth (Alaska)]

Lustmord: Anatomy of a Serial Butcher

These seem to have the same titles, but the volume number in the title. Surely a series ...

[Elizabeth (Alaska)]

Another author:

Relic of the Damned: The Coming
Relic of the Damned: Carpe Noctem
Relic of the Damned: Complete and Unabridged

[Elizabeth (Alaska)]

Another author:

Sometimes We Ran (which is, I think, this book's title, but question the others)
Sometimes We Ran 2: Community
Sometimes We Ran 3: Rescue

[Elizabeth (Alaska)]

Another author/series:

Amáne of Teravinea - The Prophecy
Amáne of Teravinea - The Chosen One
Amane of Teravinea - The Crown