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Follow these steps to find things easier:
Define what it is you are searching for.
Think of a few words which you know will be included in
the page with your required information
Type these words or one of these words into the search
engine search for dialogue box, and click search or press return. Using more
than one word in a Boolean expression gets best results.
If your search produces too many results then choose to
search through the results if the search engine offers that facility.
If you still have too many results, refine your search
string. Your search string is all the words typed into the search for
dialogue box, including the brackets and separate Boolean operators as
described bellow.
Refining your search string should result in a different
set of results from the search engine.
Example of a search string :((textbook + history) +(
grade7 or grade8)) not (grade9 or grade10 or grade11 or grade12)
choose a search engine and search the internet
Note the nesting of brackets above. This
is important to remember that all brackets in search querries must be nested, or
grouped correctly for a successful search result.
The example above will return a list of all pages which
contain both the words textbook and history provided they contain the words
grade7 or grade8 and do not contain the words grade9, grade10, grade 11, or
grade12.
This is an example of a bad search string,
because the author might refer to the higher grades within the text and this
will cause the book to be exclude from the search results. This shows how
well thought out your search string should be to obtain best results.
You may type more than one word into the search for dialog box.
A Boolean search is any search, which contains more than one word typed into the
search for dialogue box. A search for dialog box will look something like the
example below, and you are expected to type your choice of words into the space
provided, including optional Boolean operators and any brackets as needed by
you.
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