Perhaps you should try some spelling variations:
communication mediums » communication medium, communication media, communications media
chad communication » chad communications, ihrd communication, change communication
des developpement » des developpements, de developpement, le developpement
information 4.3 » information 4.2, information 4.3.3, information 1.2
developpement l » developpement il, developpement la, developpement de
technologies 2 » technologies _, technologies 4
mediums des » medium des, medium der, medium das
does chad » does child, does cat
l afrique » en afrique
4.3 does » 2.3 does, 4.1 does, 5.3 does

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information 4.3 does chad communication mediums des developpement l afrique.*.