Perhaps you should try some spelling variations:
communication modes » communication model, communication des, communication media
information need » information needs, information needed, information speed
technologies de » technologies _, technologies 4, technologies 2
de information » die information, de informacion, e information
development en » developpement en, development menu, development eco
need de » need le, need fide, need one
de risk » e risk, de risi, edge risk

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

• Adding a wildcard symbol may retrieve word variants: technologies de information need de risk communication modes _ development en afrique.*.