Perhaps you should try some spelling variations:
online communication » mobile communication, business communication, mobile communications
later development » later developments, water development, late development
development case » development china
technology der » technology does, technology 4ir, technology dlt
der alienation » oder alimentation, _ alienation, der allokation
alienation 2.5 » alienation 2.7, alienation 2.8, alienation 3.5
costs later » costs water, costs matter, costs labor
2.5 cases » 2.4 cases, 2.5 case, 2.7 cases
case art » case part, case heart, case start

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

• Adding a wildcard symbol may retrieve word variants: technology der alienation 2.5 cases online communication costs later development case art.*.