1. A computerized method for identifying needy queries for which additional responsive content is needed, the method comprising: receiving a query comprising one or more terms; retrieving a plurality of content items identified as responsive to the query, the one or more content items forming a result set and ranked according to one or more ranking techniques; determining an amount of the plurality of content items in the result set; electronically generating, via a processing device, a score for the plurality of ranked content items identified as responsive to the query; calculating an average of the scores associated with the plurality of ranked content items identified as responsive to the query; determining whether the query is needy based upon the amount of the plurality of content items in the result set and performing a comparison of the calculated average of the scores with respect to a needy query score threshold; wherein a query is determined to be a needy query on the basis of the amount of the plurality of content items in the result set being an inadequate response to the query, on the basis of the calculated average of scores associated with the plurality of content items failing to meet the needy query threshold; and retrieving additional responsive content items in addition to the plurality of content items in the result set for the needy query.