Perhaps you should try some spelling variations:
communication united » telecommunication united
cooperation history » corporation history, federation history
communication iran » communication iraq, communication ireland, communication brands
its communication » nets communication, c's communication, les communications
its cooperation » city cooperation, et cooperation, its corporation
mass » maps

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (((( its communication iran ) OR ( mass communication united ))) OR ( its cooperation history ))~.
• Adding a wildcard symbol may retrieve word variants: (((( its communication iran ) or ( mass communication united ))) or ( its cooperation history ))*.