Perhaps you should try some spelling variations:
communication pour » communication costs, communication modes, communication _
technologies new » technologies _, technologies a
new information » _ information, energy information, chief information
de development » e development, de developpement, code development
development a » development _, development bank, development banks
de mobile » does mobile, _ mobile, a mobile

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

• Adding a wildcard symbol may retrieve word variants: technologies new information _ de mobile communication pour de development a afrique.*.