Phrase Searching
Put quotation marks " " around phrases to search the term as a phrase. Otherwise the database or Google may separate the words.
"foreign policy" "international relations" "South Africa"
Boolean Operators
Refine your search results using Boolean operators. The three most common Boolean operators are AND, OR, and NOT, but there are others available. The operators AND and NOT will narrow your search and OR will usually increase your search results.
AND - Use AND to find resources with all of your search terms.
"foreign policy" AND France
alliances AND "Great Britain" AND "United States"
Germany AND economics
Spain AND geography
OR - Use OR to find articles with either search term in them.
"United States" OR "U.S."
demographics OR population
"foreign relations" OR "international relations"
Combining Terms - Put parentheses () around the ORs if other Boolean operators are used.
"North Korea" AND Russia AND ("foreign relations" OR "international relations")
"South Africa" AND (demographics OR population)