Excluding Terms From Searches
If you have used a term with more than one meaning in a query, you may
generate a results list with documents that are not relevant to your search even
though they match the query term.
NOT Modifier
To exclude irrelevant documents from a search, you can use the NOT modifier as
part of the query. For example, if you are looking for documents about
financial institutions and a search for the term bank produces a results list with documents relating to river banks as well, you
can exclude those documents by issuing the following query: