Perhaps you should try some spelling variations:
technologies new » technologies _, technologies 4, technologies 2
information need » information needs, information needed, information speed
new information » 2 information
networks a » networks 1
a afrique » l afrique, en afrique
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.

• Performing a fuzzy search may retrieve terms with similar spellings: technologies new information need de risk communication networks a development a afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies new information need de risk communication networks a development a afrique.*.