Perhaps you should try some spelling variations:
developpement de » developpement des, developpement durable
a developpement » au developpement, de developpement, le developpement
technologies 4 » technologies _
formation 3.2 » information 3.2, formulation 3.2, formation 4.4
4 formation » 1 formation, a formation, 4 formulation
de afrique » de l'afrique, en afrique, l afrique
3.2 does » 13.2 does, 3.1 does, 3.4.2 does
media a » media _, media 1, media 3

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 formation 3.2 does _ communication media a developpement de afrique.*.