| Private investigators -- England -- Drama. Matches 3 items |
| Private investigators -- England -- Fiction. Matches 21 items |
| Private investigators -- England -- London -- Drama. Matches 3 items |
| Private investigators -- England -- London -- Fiction. Matches 3 items |
| Private investigators -- England -- Oxford -- Fiction. Matches 1 item |
| Private investigators -- Fiction. Matches 30 items |
| Private investigators in literature. Matches 3 items |
| Private investigators -- Juvenile fiction. Matches 6 items |
| Private investigators -- Louisiana -- New Orleans -- Fiction. Matches 1 item |
| Private investigators -- Massachusetts -- Boston -- Fiction. Matches 1 item |