In a corporate environment, an IT administrator is tasked with implementing an event logging system to monitor user activities and system performance. The administrator decides to configure the logging to capture specific events, including user logins, file access, and system errors. After a month of operation, the administrator reviews the logs and notices an unusual pattern of failed login attempts from a specific user account. To analyze this data effectively, the administrator needs to determine the best approach to filter and categorize the logged events for further investigation. Which method should the administrator prioritize to ensure a comprehensive analysis of the event logs?