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
de developpement » sme development
information 1.2 » information 1.5.2, information 2
developpement l » developpement il, developpement la, developpement de
l afrique » en afrique
2d oral » 2 oral, 2.1 oral
1.2 2d » 2.2 2d

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

• Adding a wildcard symbol may retrieve word variants: technologies based information 1.2 2d oral communication _ de developpement l afrique.*.