Perhaps you should try some spelling variations:
information agents » information age, information access, information about
using compression » using expression, using compress, using regression
method blindar » method linear, method boundary, methods linda
method blind » methods blind, methods linda, method based
methods user » methods used, methods use, methods uses

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: information agents using compression ((((method blind) or (method blindar))) or (methods user))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: information agents using compression ((((method blind) OR (method blindar))) OR (methods user)).
• Adding a wildcard symbol may retrieve word variants: information agents using compression ((((method blind) or (method blindar))) or (methods user))*.