* It might be a lesser-known book. It's possible the book exists but isn't very popular or widely available.
* It could be a self-published work. Many authors choose to self-publish, and these books may not be easily found through traditional booksellers.
* The title might be slightly different. It's possible the book you're thinking of has a similar but slightly different title.
To help you find the book, can you tell me more about it?
* What is the genre? (Mystery, thriller, romance, etc.)
* Do you remember any details about the plot or characters?
* Do you remember anything about the author's name?
With more information, I might be able to help you track it down!