Perhaps you should try some spelling variations:
class communication » mass communication, plans communication, crisis communication
technologies 4 » technologies _
3.1 developing » 3.3 developing, 3.2 developing, 4.1 developing
4 information » 2 information, 1 information
developing eu » developing e, developing eq, developing egg
contents new » contexts new, contents how, contents je
new class » new cases, new cross
costs 3.1 » costs 3.5, costs 4.1, costs 2.1
eu africa » em africa, 1 africa, 11 africa

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information contents new class communication costs 3.1 developing eu africa.*.