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
information 1.5.2 » information 1.2, information 2
le developpement » de developpement, sme development
developpement l » developpement il, developpement la, developpement de
l afrique » en afrique
1.5.2 2 » 1.5.2 _, 1.5.2 a
2 oral » _ oral, 4 oral

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

• Adding a wildcard symbol may retrieve word variants: technologies based information 1.5.2 2 oral communication _ le developpement l afrique.*.