Perhaps you should try some spelling variations:
data communication » data communications
variation among » starvation among, formation among, variation von
e developpement » de developpement, le developpement, et developpement
typologies die » typologies _, typologie des, typologie der
die variation » de variation, does variation, der variation
des afrique » en afrique, de l'afrique

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

• Adding a wildcard symbol may retrieve word variants: typologies die variation among health data communication _ e developpement des afrique.*.