Perhaps you should try some spelling variations:
set developpements » et developpements, et developpement, des developpements
developpements de » developpement de, developpement des, developpement du
communication 2 » communication _, communication a, communication 3
technologies 3 » technologies _, technologies 4, technologies 2
3 innovation » 2 innovation
do written » _ written, 1 written, 23 written
de afrique » de l'afrique, en afrique, l afrique
2 set » _ set, a set

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

• Adding a wildcard symbol may retrieve word variants: technologies 3 innovation _ do written communication 2 set developpements de afrique.*.