An approach for identifying missing content is provided. An approach includes: receiving a search string; determining a skill rating associated with a searcher that generated the search string; and searching a database using the search string. The approach also includes: updating at least one of a first score associated with the search string and a second score associated with the database based on the skill rating; and generating an alert based on one of the first score exceeding a first threshold and the second score exceeding a second threshold.