Perhaps you should try some spelling variations:
information context » information content, information contents, information centers
time communication » de communication, mobile communication, online communication
communication cost » communication costs, communication costa, communications costs
technologien 2 » technologies 2, technologien _, technologien 1
2.3 developing » 3.3 developing, 2.2 developing, 1.3 developing
developing e » developing _, developing a, developing east
context 4.3 » context 1.3, context 2.3, context 3
4.3 time » 2.3 time, 3.3 time, 7.3 time
cost 2.3 » costs 2.3, cost 2.4, cost 2.2
e africa » em africa, de africa, eu africa

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

• Adding a wildcard symbol may retrieve word variants: technologien 2 information context 4.3 time communication cost 2.3 developing e africa.*.