Perhaps you should try some spelling variations:
information content » information contents, information centers, information centre
communication costa » communication costs, communications costs, communication cote
der communication » de communication, under communication, debt communication
technologies 2 » technologies _, technologies 4
1.3 developing » 3.3 developing, 13 developing, 7.3 developing
developing em » developing e, developing eq, developing amp
costa 1.3 » cost 1.2, cost 11.3, cost 2.3
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: technologies 2 information content _ der communication costa 1.3 developing em africa.*.