Perhaps you should try some spelling variations:
information based » information case, information bank, transformation based
developpement de » developpement des, developpement durable
4 developpement » de developpement, le developpement, et developpement
technologies a » technologies _, technologies 4, technologies 2
a information » 2 information, 1 information
de afrique » de l'afrique, en afrique, l afrique
e mobile » _ mobile, a mobile, 2 mobile
based e » based new
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologies a information based e mobile communication costs 4 developpement de afrique.*.