Perhaps you should try some spelling variations:
de developpement » sme development
4 communication » 3 communication, 5.4 communication, de communication
communication 3 » communication _, communication a
technologies 3 » technologies _, technologies 4, technologies 2
3 innovation » 2 innovation
il afrique » en afrique
l afrique » en afrique
die 4 » die _, die e
3 de » 3 die, 3 der, 3 des

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "technologies 3 innovation _ die 4 communication 3 de developpement ((il afrique) OR (l afrique)).~".
• Adding a wildcard symbol may retrieve word variants: technologies 3 innovation _ die 4 communication 3 de developpement ((il afrique) OR (l afrique)).*.