Perhaps you should try some spelling variations:
information context » information content, information contents, information centers
communication cost » communication costs, communication costa, communications costs
der communication » de communication, under communication, debt communication
technologies 2.1 » technologies _, technologies 4, technologies a
2.1 information » 3.1 information
context phase » kontext phasen, context case, contact phase
12 developing » 1.2 developing, 2 developing, 1 developing
developing em » developing e, developing eq, developing amp
em africa » 1 africa
cost 12 » cost 1.2, cost 15, cost 3.2

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

• Adding a wildcard symbol may retrieve word variants: technologies 2.1 information context phase der communication cost 12 developing em africa.*.