Perhaps you should try some spelling variations:
informations contents » information contents, information content, formation contents
communication cost » communication costs, communication costa, communications costs
technologien des » technologien fur, technologien und, technologies 2
des informations » aids information
de communication » mobile communication, online communication
contents help » contents head, contents map, contents how
13 developing » 1.3 developing, 3 developing, 1 developing
help de » help me, help desk, help get
cost 13 » cost 12, cost 15, cost e3

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

• Adding a wildcard symbol may retrieve word variants: technologien des informations contents help de communication cost 13 developing _ africa.*.