Perhaps you should try some spelling variations:
un communications » 10 communications, 14 communications, 2 communications
die developpement » de developpement, le developpement, du developpement
formation across » information across, variation across, variations across
developpement de » developpement des, developpement durable
technologies 1 » technologies _, technologies 4, technologies 2
1 formation » 1.2 formation, de formation, en formation
across dans » across many, across domains, across roads
de afrique » de l'afrique, en afrique, l afrique

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

• Adding a wildcard symbol may retrieve word variants: technologies 1 formation across dans un communications _ die developpement de afrique.*.