NOT <ul><li>NOT: returns will contain the first but NOT the second search term. </li></ul><ul><li>Be careful with using NOT to make sure you do want to exclude all occurrences of the search term. </li></ul>
Combining boolean operators <ul><li>Combining your operators can give powerful search results as indicated in the examples below: </li></ul><ul><li>(teenagers OR youth OR adolescents) AND alcohol AND Australia </li></ul><ul><li>(“global warming” OR “climate change”) AND pollution AND Australia </li></ul>
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