Advanced Search Techniques
Directory of Open Access Journals
Library of Congress
Search for each of the following paying close attention to how your search results change.
lead and drinking water
lead and "drinking water"
lead and "drinking water" not flint
lead and "drinking water" not (flint or detroit)
lead and "drinking water" not flint or detroit
Avoid Natural Language
Use Quotation Marks Around Phrases
Use the Advanced Search
Use Limiters Provided by the Database to Narrow/Focus Your Results
Use Boolean Operators
Experiment with Grouping Keywords and Phrases