Perhaps you should try some spelling variations:
series information » business information
communication 1.3 » communication 3.3, communication 4.3, communication 1.1
du developpement » de developpement, le developpement, et developpement
developpement en » developpement et, developpement des, developpement de
des variation » does variation, de variation, der variation
1.3 du » 1.3 do
typologie » typologies, typology

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

• Adding a wildcard symbol may retrieve word variants: typologie des variation _ series information communication 1.3 du developpement en afrique.*.