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Search HLAS Online (all volumes) |
Use Boolean operators and nesting to search for combinations of words or phrases. Enter Boolean operators (i.e., AND, OR, NOT) in either uppercase or lowercase.
Note: Boolean operators and nesting may not be used in Basic Search types: Author/Creator, Title, Subject, LCCN-ISBN-ISSN, Call Number or Keyword.
Concept | Search Examples | Retrieval Formula |
---|---|---|
AND | children AND poverty |
![]() Retrieves only records containing both terms. |
OR | codice OR codex |
![]() Retrieves records containing either one or more terms. |
NOT | caribbean NOT cuba |
![]() Excludes records containing the second term. |
NESTING | fruit AND (banana OR apple) (women OR woman) AND health ((color OR colour) AND (decorate OR decoration)) NOT (art OR architecture) |
Use parentheses ( ) to group portions of boolean queries for more complex searches. |
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