Perhaps you should try some spelling variations:
leur developpement » le developpement, deux developpements, de developpement
technologies des » technologien des, technologies de, technologies dans
de communication » mobile communication, online communication
des information » des informations, does information, dis information
information 4.1 » information 4.2, information 4.3, information 14.3
developpement l » developpement il, developpement la, developpement de
l afrique » en afrique
4.1 does » 3.1 does, 4.7.1 does, 4.1 die
does de » does debt

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

• Adding a wildcard symbol may retrieve word variants: technologies des information 4.1 does de communication media leur developpement l afrique.*.