wanted poster; search instructions
Refers to a document or notice used to search for a wanted person, often with a photo and description. Can also mean written search instructions in a broader sense.
The police released a wanted poster of the suspect.
The search instructions described the criminal's features in detail.
Compound of 手配 (arrangements, search) and 書 (document). The exact historical derivation is uncertain, but the word is conventionally associated with wanted posters and search instructions.