Perhaps you should try some spelling variations:
vers communication » nets communication, verbal communication, lea's communication
technologien nd » technologien und, technologien ad, technologie und
nd information » und information, d information, od information
7.3 developing » 3.3 developing, 1.3 developing, 2.2 developing
contents less » contents lists, contents list, contents lead
developing em » developing e, developing eq, developing amp
less vers » des vers, less era
costs 7.3 » costs 2.3, costs 4.3, costs 5.3
em africa » 1 africa

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

• Adding a wildcard symbol may retrieve word variants: technologien nd information contents less vers communication costs 7.3 developing em africa.*.