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Search Strategies for Article Databases

Example of a Search Query | Too many results? | Too few results?

Unless you want to browse subject headings, you will want to use Boolean logic for phrasing your searches. When looking for articles, you will want to be fairly specific. Articles tend to be on narrow topics, and there are usually summaries of the articles in the citations, or even the entire article. If you look for a general topic, you will probably be overwhelmed with results.

Boil down your issue into keywords, either simple phrases or keywords combined with the connectors AND or OR. (Note: the connectors do not have to be capitalized. I'm just doing that for emphasis.) You can be much more specific here than when looking for books. I'd suggest sticking to the nouns and ignoring verbs and adjectives, or stick to concrete terms and try to ignore the abstract ones. (For instance, there are just way too many words to describe the abstract concept of good.) Also, think of synonyms for your keywords.

Example of a Search Query

Let's say I am interested in researching the animal rights movement, and more specifically the moral or ethical issues of using of animals in laboratory testing. Using Boolean logic and truncation, I would type:

(moral* OR ethic*) AND (animal rights OR animal welfare) AND (lab OR labs OR laborator*) AND test*

to find the either moral, morals, morality, ethic, ethics, or ethical, and the phrase animal rights or animal welfare, along with lab, labs, laboratory or laboratories, and test, tests, or testing.

March 27, 2007n?url=http://infotrac.galegroup.com/itweb/uiuc_uis">Expanded Academic ASAP, I got 8 results with the above search query. Looking at the results, I should have used the phrase animal experimentation, because there are 212 articles given the subject heading animal experimentation - moral and ethical aspects.

Too many results?

  • Try searching by subject heading. In most databases the subject headings are hyperlinked, so you can just click on the word(s). (Though you may actually get more results by this method.)
  • Add more search terms. Try to think about what other aspects of the subject you want the articles to reflect. 
  • Keyword search within a field. You can usually narrow your search by using the Subject, Title, or Source fields within the record. If the word appears in the subject field, it's more likely to really be about that, rather than being mentioned in the abstract or summary of the article. Also, note any limiters available on a particular database: date range, language, publication types (journal article, peer-reviewed, dissertation, etc.). The subject-specific databases tend to offer a lot more limiters than the general/interdisciplinary databases.

Too few results?

  • Try looking for more versions of your keyword, like plurals or variations of the word. To look for variations of a stem of a word in most databases, type the stem followed by an asterisk (*). In a few databases, it's a ! or a + or a ? or a $. Consult the online help for the particular database for truncation, stemming or wildcards.
  • Try to think of other words to describe your topic. What words could someone use to describe your issue?

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