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Tips on Searching Our Web Site
Our serch engine supports several different methods for performing searches.
However, the Boolean Keyword Search allows you to refine a keyword
search using the following boolean operators, to construct a highly specific search.
For example, hospital & financial | fiscal ! infection
Symbol
Meaning
Action
&
AND
Finds only documents containing all of the specific words or phrases.
For example, hospital & financial finds documents with both the word hospital and the word financial.
|
OR
Finds documents containing at least one of the specified words or phrases.
For example, financial | fiscal finds documents containing
either financial or fiscal. The found documents could contain both, but do not have to.
!
AND NOT
Excludes documents containing the specific word or phrase.
For example, performance ! infection finds documents containing performance but not
containing infection. As with the & and | operators, ! must appear between two terms.
[ ]
Grouping
Used to group portions of boolean queries together for more complicated queries.
For example, hospital & [improve | increase] ! decrease finds documents
containing hospital and either improve or increase but not decrease.