filetype: you only want Microsoft Word documents, filetype:doc . Google’s and Clusty’s Basic Searches and Dogpile’s Advanced Search were. Google screen with search text as follows: filetype:ppt quote math curriculum Dogpile is one of the metasearch engines and can be accessed by going to. Accepts Boolean operators AND, OR, NOT, and limiting by “filetype:” and Dogpile Searches Google, Yahoo, Bing, and.

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Size When search engine producers refer to their size, they are fjletype counting unique URLs as opposed to unique sites, which may contain a number of URLs. Comparison of Major Search Engines Some of the most popular search engines are listed below, along with links to their help files: In theory it might seem you get broader coverage in this way. So does meta-search have any future? Use a search engine of your choice and conduct searches using:. This time Google did not include links to scholarly dovpile at the top of the page.

I have used search. To understand how Dogpile selects filetypw listings click on “View Demo” and watch the multimedia presentation. Jun 11, This returns over 50 million, an excessive number of hits.

Each may also differ in terms of search speed and fiketype it ranks results in order of relevance. Many search engines use a simplified form of Boolean operator, replacing the operator with a symbol: Therefore, it is a good idea to search using more than one search engine to be sure you have retrieved most of the relevant information available on your topic.

Sometimes called “webcrawlers” or “robots”, these computer programs crawl through websites on the Vogpile, gathering information from all the pages of a website.

Important words would be: Phrases ” ” “special education” and “elementary” retrieves pages with phrases in the exact order presented in the quotation marks. SurfWax also uses a site’s existing search capability as part of the meta-search process to tap the deep Web.


LIS2004: Web Search Engines

Some search engines automatically look for singular and plural forms of terms as well as -ing or -ed endings. When you do a search, the results are not only in the window you are viewing, but also simultaneously in the associated windows under the topics listed at the top of the search page, namely, WebImagesGroupsNewsFroogleLocaletc. These databases will be discussed in Lesson Five.

You could then, at any future time, search this group on a research topic with keywords. Link analysis is comparable to the time-honored tradition of researchers rating the importance of a study or article by the number of times it is cited elsewhere. WikiWax does advanced look-aheads on Wikipedia searches to speed your keyword choices. This means that you do not have to type AND in your Google search statements.

In advanced search, you are able to perform many of the search techniques presented in Module 3 by utilizing designated pull-down menus instead of correct syntax to limit your search.

Search Techniques

Use if you have a specific term or want to see a sample of what’s available on a topic. Knowing how to effectively use search terms, phrases, and operators can greatly increase the chances of finding the information you want.

Do you know how they compare, I am so used to googling for anything and everything that I would have to have good reason to make a shift. Directories are very good when you need to start with a subject index dogpole narrow the subject by choosing subcategories.

Use the hyperlink shown to search for mailing lists by keywords. It is also possible to search for document formats. It comes in three versions: In this dynamic environment, search engines can be the most efficient way of locating information on a specific topic since they provide access to immense, continuously updated databases of Internet resources. It will search using up to 90 search engines in 10 categories, then combine results, eliminate duplicates, eliminate broken links and prioritize the output.


The following is a screen capture of Google’s Advanced Search Screen: In this case, it is important to know that inclusion refers to educating all children in regular classrooms including students with disabilities.

Use the same research question and try to locate information using a directory of your choice. SEO forums September 2, at In this book, you can learn from these experts how to find the right people, how to conduct interviews, diletype how each method of research has dogple relative value depending on the question. Upon completion of this lesson, the student will:. For example, “ozone layer depletion” searches for this exact phrase with the words in the order given.

However, keep in mind that not all search techniques will be available in advanced search.


Review the search tool results consisting of relevant URLs, titles, and descriptions of material and links. Bibliographic information from various disciplines, including: Each of these links leads to additional relevant sites. According to Search Engine Watch Sullivan, these are the major search engines: Meta-search engines retrieve only the first hits from dogpiel search engine; the total number of hits may be less than you would retrieve with a direct search on a single search engine.

The more votes or links a site receives the more relevant that site is. See the fietype examples:. Hock has this additional method specific for the Teoma search engine: This specialized search engines are a big help in finding databases of interest to your research.