puzzle about

Examples (10)

• There is a puzzle about how the plant first came to Britain.
• Scientists are facing a puzzle about the origin of these ancient ruins.
• There's a bit of a puzzle about why she left the meeting so suddenly.
• The detective noted a puzzle about the placement of the missing keys.
• Researchers are investigating a puzzle about the sudden change in local climate.
• The main puzzle about the case is the complete lack of physical evidence.
• There remains a significant puzzle about his true identity and background.
• Historians have long debated the puzzle about what happened to the lost colony.
• The doctor mentioned a puzzle about the patient's unusual and conflicting symptoms.
• There is still a puzzle about where the missing funds actually went.