it is better to write a complete sentence.
it is better to use as many significant words as possible
it is better to use only one word.
a single search engine like Google.
a meta search site like Dogpile
a directory search like Yahoo
and, or, not
maybe, not
and, or, maybe
or, maybe, not
An article that only presents one point of view or omits facts is biased.
important words
Boolean words
content words
keywords
You check to see if the author has been objective
You check to see if the information is accurate
You check to see if the information is current
You confirm that the author or site an authority on the subject.
You do as many of the above as possible.
Better looking web sites are more likely to have information that is correct.
With so much information on the Internet you are more likely to find what you need.