Perhaps you should try some spelling variations:
usage developpement » de developpement, le developpement, au developpement
technologies ret » technologies _, technologies 4, technologies 2
ea communication » la communication, a communication, sa communication
developpement en » developpement et, developpement des, developpement de
ret information » get information, debt information, ct information
information 4.6 » information 4.2, information 4.3, information 4.1
media usage » media use
4.6 die » 3.6 die, 2.6 die
die ea » die eas, die ec, die eg

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

• Adding a wildcard symbol may retrieve word variants: technologies ret information 4.6 die ea communication media usage developpement en afrique.*.