21. A computer program product comprising: a computer readable medium having computer readable program code embodied therein for retrieving and outputting query information, the computer program product comprising: computer executable program code for receiving at least one criterion for determining whether a search query comprises an exceptional query; computer executable program code for receiving a plurality of search queries; computer executable program code for selecting queries from the plurality of received search queries, the selected queries received within a given time frame measured from a time of receipt of at least one of the selected queries, normalizing and combining the selected queries, and identifying at least one of the selected queries in the plurality of received search queries as an exceptional query, the identification being based on the at least one criterion; and computer executable program code for outputting the at least one exceptional query.
21. A computer program product comprising: a computer readable medium having computer readable program code embodied therein for retrieving and outputting query information, the computer program product comprising: computer executable program code for receiving at least one criterion for determining whether a search query comprises an exceptional query; computer executable program code for receiving a plurality of search queries; computer executable program code for selecting queries from the plurality of received search queries, the selected queries received within a given time frame measured from a time of receipt of at least one of the selected queries, normalizing and combining the selected queries, and identifying at least one of the selected queries in the plurality of received search queries as an exceptional query, the identification being based on the at least one criterion; and computer executable program code for outputting the at least one exceptional query. 22. The computer program product according to claim 21 , wherein the at least one criterion comprises a degree to which a rate of receipt for a particular search query in a given time frame exceeds a predicted rate of receipt for the particular search query.