404. That’s an error.
The requested URL /books?id=EqZRAQAAIAAJ&dq=editions:ISBN074563379X&output=html_text&sitesec=reviews was not found on this server. That’s all we know.
/books?id=EqZRAQAAIAAJ&dq=editions:ISBN074563379X&output=html_text&sitesec=reviews