Perhaps you should try some spelling variations:
otras communication » optical communication, towards communication, actors communication
technologies used » technologies based, technology used, technologies _
information needs » information networks
das developpement » des developpements, de developpement, du developpement
used information » user information, use information, based information
communication 3 » communication _, communication a
des afrique » en afrique, de l'afrique
3 das » 1 das, 2 das

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies used information needs _ otras communication 3 das developpement des afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies used information needs _ otras communication 3 das developpement des afrique.*.