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Published byLewis Barton Modified over 9 years ago
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Searching the Internet
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Why Yahoo!Today? All search engines are not created equal All search engines They index different contents They have different featuresfeatures They generate different results
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Why Boolean Operators? - AND, OR, “”, site: Natural Language vs. Boolean Operators “Why college textbooks are so expensive?” vs. Textbooks AND (college OR university) site:edu Precise Effective Efficient Educational So, Why Not? ------------------------------------------------------------------------
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Start with Good Keywords Use background information and read between lines If your research topic is E-85 ▫ E-85 ▫ Alternative Fuel ▫ Green Energy Green Energy Alternative Fuel E-85
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AND Narrow search results – yield less results Sample Searches ▫ cost - 2,150,000,000 Results cost Cost of living, online shopping mall eCost, COST (Stock Ticker), ….. ▫ textbooks - 254,000,000 Results textbooks Cheap Textbooks, Online Bookstores… ▫ cost AND textbooks - 27,300,000 Results cost AND textbooks Textbook costs in Higher Ed, Make Textbooks affordable…
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OR Broaden search results – yield more results Always use Parentheses () with OR Sample Searches ▫ cost AND textbooks AND college cost AND textbooks AND college - 9,140,000 Results ▫ cost AND textbooks AND (college OR university) cost AND textbooks AND (college OR university) - 10,700,000 Results ▫ (college OR university) added more search results (college OR university)
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Phrase Search “” Searches the exact phrase Sample Searches ▫college Student - 742,000,000 Resultscollege Student ▫“college Student” - 38,800,000 Results“college Student” ▫cost of textbooks - 25,100,000 Resultscost of textbooks ▫“cost of textbooks” - 175,000 Results“cost of textbooks” Consider replacing prepositions with AND unless it is a part of proper noun such as “University of Nebraska,” “Gone with Wind.”
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Tip: Prepositions … of … … on … … in … … to… … with … Sample Searches ▫ “cost of textbooks”- 175,000 Results “cost of textbooks” ▫ cost of textbooks- 25,100,000 Results cost of textbooks ▫ cost AND textbooks- 27,300,0000 Results cost AND textbooks
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site: Limit to a specific domain ▫ site:edu, site:gov, site:org, site:com, site:mo.us Limit to a specific site ▫ site:nwmissouri.edu Sample Searches ▫ scholarships site:edu scholarships site:edu 32,300,000 Results ▫ scholarships site:nwmissouri.edu scholarships site:nwmissouri.edu 1,260 Results
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Summary of Searching Techniques Quotation Marks " " ▫ Enclose a phrase of two or more words AND ▫ Combine two topics to narrow a search OR ▫ Connect synonyms to broaden a search Parentheses ( ) ▫ Always use to enclose synonyms connected with OR site:edu ▫ Retrieves only pages with the domain.edu
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