Perhaps you should try some spelling variations:
data communication » data communications
information needs » information networks
et developpement » de developpement, le developpement, test development
technologies a » technologies _, technologies 4, technologies 2
a information » 2 information, 1 information
networks et » networks east, networks 1, networks 3
des afrique » en afrique, de l'afrique

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies a information needs _ data communication networks et developpement des afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies a information needs _ data communication networks et developpement des afrique.*.