Perhaps you should try some spelling variations:
lea's communication » crisis communication, leadership communication
cooperation history » corporation history, federation history
communication iraq » communication israel, communication italy, communication ideas
communication iran » communication ireland, communication brands, communication france
et cooperation » et cooperations, eu cooperation, 2 cooperation
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: (((( lea's communication iraq ) OR ( mass communication iran ))) OR ( et cooperation history ))~.
• Adding a wildcard symbol may retrieve word variants: (((( lea's communication iraq ) or ( mass communication iran ))) or ( et cooperation history ))*.