Perhaps you should try some spelling variations:
rural communication » rural communications, oral communication, moral communication
des developpement » des developpements, de developpement, le developpement
developpement en » developpement et, developpement des, developpement de
information 5.2 » information 15.2, information 1.2, information 5.4
communication 3 » communication _, communication a
technologies 4 » technologies _
4 information » 2 information, 1 information
do rural » two rural, 2 rural, 4 rural
3 des » 3 der, 3 das, a des

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information 5.2 do rural communication 3 des developpement en afrique.*.