Nesting Operators enable you to
decide which part of a search phrase is to be searched first
before being combined with another part of the search
phrase.
This facilitates the creation of
more complex searches for:
Improved accuracy (increased
Precision) or targeting of the results of your
search.
More comprehnsive or inclusive
(increased Recall) results
Operators
Parentheses
( ) are used as nesting
operators in InfoTrac.