12 best bestselling books

Bestselling books in the genre of Mystery, Mystery Thriller Suspense are those that have gained widespread popularity and have sold a significant number of copies. These books often captivate readers with intriguing plots, suspenseful elements, and engaging characters. Some notable bestselling books in this genre, up until my last training data in 2023, include:

1. "The Girl with the Dragon Tattoo" by Stieg Larsson: This international bestseller follows investigative journalist Mikael Blomkvist and computer hacker Lisbeth Salander as they delve into a decades-old disappearance case.

2. "Gone Girl" by Gillian Flynn: A psychological thriller centered around the mysterious disappearance of Amy Dunne, and the suspicions surrounding her husband, Nick.

3. "The Da Vinci Code" by Dan Brown: This fast-paced mystery combines art, history, and religion as Robert Langdon races against time to solve a murder and unravel a centuries-old conspiracy.

4. "The Girl on the Train" by Paula Hawkins: Told from the perspectives of three women, this novel explores the complexities of memory, obsession, and deception in the aftermath of a woman's disappearance.

5. "In the Woods" by Tana French: The first book in the Dublin Murder Squad series, this mystery follows detective Rob Ryan as he investigates a case with eerie parallels to his own childhood trauma.

6. "The Silent Patient" by Alex Michaelides: This psychological thriller revolves around a woman who suddenly stops speaking after shooting her husband, leaving mental health professionals baffled.

7. "Sharp Objects" by Gillian Flynn: A journalist returns to her hometown to cover the murders of two young girls, uncovering dark secrets about her own past in the process.

8. "Big Little Lies" by Liane Moriarty: While primarily a mystery, this novel also delves into issues of domestic violence and complex relationships among a group of mothers in a small town.

9. "Before we Go to Sleep" by S.J. Watson: A psychological thriller about a woman who wakes up each day with no memory, and relies on a journal to piece together the truth about her life.

10. "The Reversal" by Michael Connelly: A legal thriller featuring defense attorney Mickey Haller, who finds himself on the other side of the courtroom when he's asked to prosecute a high-profile case.

These books have achieved widespread acclaim and commercial success, making them some of the most well-known titles in the Mystery, Mystery Thriller Suspense genre. Keep in mind that the popularity of books may change over time as new works gain recognition and as reader preferences evolve.