Do not use complete sentences in the search box. Only include the important keywords.
Here are several examples of what you would type into the search box:
Keep in mind:
Using more keywords produces a more specific set of results.
When looking at your search results use the More details option to view an abstract, chapter headings or a contents page of the term, to help you judge its relevance.
Comprehensive searches should be done in subject specific databases. See Subject Libguides