Perhaps you should try some spelling variations:
information context » information content, information contents, information centers
communication costa » communication costs, communications costs, communication cote
sex communication » de communication, ec communication, et communication
technologies 3.1 » technologies 2.1, technologies 3.2, technologies _
3.3 developing » 4 developing, 2 developing, 1 developing
developing em » developing e, developing eq, developing amp
costa 3.3 » cost 3.2, costs 3.5, 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 3.1 information context _ sex communication costa 3.3 developing em africa.*.