Perhaps you should try some spelling variations:
et developpements » et developpement, des developpements, en developpement
developpements de » developpement de, developpement des, developpement du
technologies 4 » technologies _
4 innovation » 2 innovation, 3 innovation, der innovation
innovation 1 » innovation _, innovation a
data written » data twitter, data within, a written
de afrique » de l'afrique, en afrique, l afrique
1 data » 2.1 data, 3.1 data, 4.1 data

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 innovation 1 data written communication _ et developpements de afrique.*.