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 10.4 » information 1.2, information 1.3, information 14.3
du developpement » de developpement, le developpement, et developpement
developpement il » developpement de, developpement et, developpement du
communication 3 » communication _, communication a
il afrique » l afrique, en afrique
10.4 2 » 10.4 _, 10.4 a, 10.4 k
2 oral » _ oral, 4 oral
3 du » 3 due, 3 d, 3 zu

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

• Adding a wildcard symbol may retrieve word variants: technologies based information 10.4 2 oral communication 3 du developpement il afrique.*.