Perhaps you should try some spelling variations:
grid developpement » grid development, grid developments, de developpement
developpement en » developpement et, developpement des, developpement de
variation von » variationen von, variation _, variation 6
typologie de » typologie des, typologie der, typologien der
de variation » der variation, die variation, does variation
actors risk » sectors rise
von actors » among actors, von factoren

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

• Adding a wildcard symbol may retrieve word variants: typologie de variation von actors risk communication _ grid developpement en afrique.*.