Perhaps you should try some spelling variations:
technologies based » technologies used, technology based, technologies a
oral communication » personal communication
based information » basic information, based innovation, land information
le developpement » de developpement, sme development
information 4.3 » information 4.2, information 4.3.3, information 1.2
developpement l » developpement il, developpement la, developpement de
l afrique » en afrique
2d oral » 2 oral, 2.1 oral
4.3 2d » 2.3 2d, 3.3 2d, 4.3 2c

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

• Adding a wildcard symbol may retrieve word variants: technologies based information 4.3 2d oral communication _ le developpement l afrique.*.