Keywords may be separated by AND and/or OR statements for greater control of the search results. For example, Microsoft AND mouse would generate a result set that contain both words. However, for mouse OR keyboard , the result set returned would contain both or either words. Exact matches can be searched for by enclosing keywords in double-quotes. For example, "notebook computer" would generate a result set which match the exact string. Brackets can be used for further control on the result set. For example, Microsoft and (keyboard or mouse or "visual basic") .
Entries in the fields below are optional unless the Search Criteria is left blank. In that case at least one field below must have an entry.