12. A method comprising: receiving, at a server, from a client, one or more input search terms; determining a category for the one or more input search terms; and in response to the server receiving the one or more input search terms: the server retrieving a plurality of coupons from a database based on a search conducted based on the received one or more input search terms, wherein the database maps at least one search term to at least one coupon; identifying at least a particular coupon of the plurality of coupons in the database based on a particular search term within the determined category, wherein the particular search term is a term other than the one or more input search terms; the server filtering the retrieved plurality of coupons to select which coupons in the plurality of coupons to return as one or more search results for the one or more input search terms, wherein the filtering is based at least partially upon a first criterion, wherein the first criterion is one of: a number of times a given coupon in the plurality of coupons has been previously printed, or a number of times a given coupon in the plurality of coupons has been previously redeemed; and the server returning to the client, as the one or more search results for the one or more input search terms, only a filtered set of one or more coupons comprising coupons selected as a result of the filtering; wherein the filtered set of one or more coupons returned as the one or more search results is smaller than the plurality of coupons retrieved from the database based on the one or more input search terms; wherein the method is performed by one or more computing devices.
12. A method comprising: receiving, at a server, from a client, one or more input search terms; determining a category for the one or more input search terms; and in response to the server receiving the one or more input search terms: the server retrieving a plurality of coupons from a database based on a search conducted based on the received one or more input search terms, wherein the database maps at least one search term to at least one coupon; identifying at least a particular coupon of the plurality of coupons in the database based on a particular search term within the determined category, wherein the particular search term is a term other than the one or more input search terms; the server filtering the retrieved plurality of coupons to select which coupons in the plurality of coupons to return as one or more search results for the one or more input search terms, wherein the filtering is based at least partially upon a first criterion, wherein the first criterion is one of: a number of times a given coupon in the plurality of coupons has been previously printed, or a number of times a given coupon in the plurality of coupons has been previously redeemed; and the server returning to the client, as the one or more search results for the one or more input search terms, only a filtered set of one or more coupons comprising coupons selected as a result of the filtering; wherein the filtered set of one or more coupons returned as the one or more search results is smaller than the plurality of coupons retrieved from the database based on the one or more input search terms; wherein the method is performed by one or more computing devices. 14. The method of claim 12 , further comprising returning, in response to receiving the one or more input search terms, one or more coupons selected at random from the database.