Perhaps you should try some spelling variations:
technologies based » technologies used, technology based, technologies a
based information » basic information, based innovation, land information
du developpement » de developpement, le developpement, et developpement
developpement du » developpement de, developpement des, developpement et
du afrique » en afrique, l afrique, de l'afrique
de mass » de masse, de mais, de masa
a du » a d, a de, a u

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

• Adding a wildcard symbol may retrieve word variants: technologies based information _ de mass communication a du developpement du afrique.*.