1. A method for facilitating searching codified terminology sets, the method comprising: determining a search term for performing a current search operation; determining search context information other than the search term for the current search operation, the search context information comprising one or more of a user identity, a physician identity, physician area of practice, a clinician identity, a clinician area of practice, an insurance provider, a patient identity, or a clinical history of a patient, associated with the current search operation; constraining the current search operation to a subset of at least one codified terminology set based on the determined search context information; performing, by a processor, the current search operation by searching a database comprising the at least one codified terminology set based at least in part upon the search term and historical search data comprising correlations between historical search terms and corresponding selected search results, wherein the corresponding selected search results are search results that were selected in response to at least one previous search operation other than the current search operation, the previous search operation being performed using at least one of the corresponding historical search terms, wherein searching the database comprises searching only the determined subset; determining one or more search results from the current search operation, each search result comprising a codified term from the at least one codified terminology set; determining a relevance value for each search result; providing at least one search result based upon the determined relevance values, wherein providing at least one search result comprises automatically selecting a search result having a relevance value satisfying a predefined threshold without requiring user selection of the search result.