Perhaps you should try some spelling variations:
die developpement » de developpement, le developpement, du developpement
developpement de » developpement des, developpement durable
formulation 2.3 » formulations 2.3, formulation 2.1, formulation 2.4
technologies 2 » technologies _, technologies 4
2 formulation » _ formulation, 3 formulation, la formulation
de afrique » de l'afrique, en afrique, l afrique
media die » medien die, media age
2.3 does » 12.3 does, 2.4 does, 2.6 does

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 formulation 2.3 does _ communication media die developpement de afrique.*.