AND, OR, NOT (known as Boolean Operators) are used to connect and define the relationship between your search terms. Use uppercase letters for Boolean operators within searches.
AND
Narrows the search by telling discoverE to search for all records with both keywords or phrases.
OR
Broadens the search to include records with either keyword/phrase, or both.
NOT
Narrows your search. Tells database to search the first word but exclude the second word.
Wildcard characters
Use a question mark to perform a single character wildcard search.
Use an asterisk to perform a multiple character wildcard search.
Use parentheses to group terms within a search.