Successfully reported this slideshow.
We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. You can change your ad preferences anytime.

Search stratgies ilt

465 views

Published on

Published in: Health & Medicine
  • Be the first to comment

  • Be the first to like this

Search stratgies ilt

  1. 1. How to construct a search? (1)Step 1 – Identify key concepts You should be clear about the key concept(s) you are going to search Key concepts can be: author’s name of a literature work keywords of your research theme country/place of a phenomenon appeared/an incident happened You could also decide what sorts of Library materials you will use. Forexample, are you searching for : some journal articles about your research topic? a book for your self-interest? a local TV programme for presentation use?
  2. 2. Step 2 – Selection of search words Use related words/synonyms to build up a seriesof keywords for searching If you cannot think of the synonyms, you can usethe Thesaurus or dictionaries to help Always combine different keywords to have moresearch resultsStep 3 – Use of the operators to control the search Boolean Operators Wildcards/Truncation ParenthesesHow to construct a search? (2)
  3. 3.  AND: searches records that contain bothsearch terms, this narrows down the searche.g. “sales tax” AND “hong kong” (同時出現有關“sales tax” 及 “hong kong” 的結果) OR: finds records in which anyone of searchterms appears, this broadens the searche.g. vat OR “value added tax” (出現有關 vat 或value added tax 的結果) NOT: finds records in which a specific term isexcluded, this narrows down the searche.g. vat NOT “hong kong”(出現只有有關 vat , 但沒有 “hong kong” 的結果)3Step 3(1) - Boolean Operators(AND, OR, NOT)
  4. 4.  Wildcards / Truncation: retrieves all variant endingsof that keyword, this broadens the search Most systems regard * as a truncation mark OPAC: * 1-Search* EBSCOhost: * ProQuest: * LexisNexis Academic: !E.g. form* - retrieves all words that start with formsuch as form, formal, formality, formation, formula,formulate, etc.4How to Construct a SearchStep 3(2) - Wildcards / Truncation
  5. 5.  Parentheses( ): group words together, and givespriority and order in a search statement, thisbroadens the search.E.g. (sales tax OR vat OR value addedtax OR gst) and hong kong5How to Construct a SearchStep 3(3) – Parentheses
  6. 6.  Quotation Marks “ ”: search the words as an exactphrase, this narrows down the search.Try the following examples to see the difference in theresults got in 1-Search :“social movement theory”VSsocial movement theory6How to Construct a SearchStep 3(4) – Quotation Marks
  7. 7. Scenario in constructing a search (1)I would like to do a research paper on the impacton children’s behavior by domestic violence. Howcan I construct a search for this theme?1. Identify keywords from the research theme: domestic violence child behavior impact
  8. 8. 2. To form related keywords. E.g.: domestic violence => family violence impact => effect3. To combine keywords and use the Booleanoperators /wildcards/parentheses to form a search “(domestic OR family) violence” AND child*AND impact “(domestic OR family) violence” AND child*AND behaviorScenario in constructing a search (2)
  9. 9. Result page of 1-Search after conducting the searchFurtherrefineyoursearchresults byusingthesefunctions
  10. 10. More Search Tips Make use of the Library Resources (e.g. Thesaurusor dictionaries) to search for keywords Be prepared to narrow / expand your search resultsby using database-specific features / changing yourkeywords “Practice makes perfect”!You will be more skillful in conducting searchesafter you have tried more!

×