Included in the database is the searchable Thesaurus of Sociological Indexing Terms.
Social Sciences Citation Index is a subset of Web of Science within Web of Knowledge. Web of Science also includes the Arts & Humanities Citation Index, Science Citation Index, Book Citation Index, and Conference Proceedings Citation Index. These databases may be searched separately, in any combination, or all at once.
Use these to get a sociological/social science overview of your topic.