Perhaps you should try some spelling variations:
communications efforts » communication efforts, communications forms, communications networks
technologies key » technologies any, technologies know, technologies _
information laws » information law
development case » development china
key information » energy information
efforts 2 » efforts _, efforts 4, efforts 6
laws a » laws _, laws 3

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

• Adding a wildcard symbol may retrieve word variants: technologies key information laws a data communications efforts 2 development case afrique.*.