Perhaps you should try some spelling variations:
informations data » information data, informations und, informations sur
du developpement » de developpement, le developpement, et developpement
developpement en » developpement et, developpement des, developpement de
technologies a » technologies _, technologies 4, technologies 2
a informations » a information, 2 informations, 3 informations
systems du » systems due, systems do, systems dr
data den » data daten, data does, data do

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

• Adding a wildcard symbol may retrieve word variants: technologies a informations data den _ communication systems du developpement en afrique.*.