Perhaps you should try some spelling variations:
research institutions » research institute
der developpement » de developpement, des developpements, leur developpement
variation series » education series, action series, edition series
institutions act » institutions back, institutions a, institutions ch
typologien der » typologie der, typologie des, apologien der
der variation » de variation, does variation, die variation
one research » zone research, more research, dore research
des afrique » en afrique, de l'afrique
series one » services one, series ann, series e
act der » act does

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

• Adding a wildcard symbol may retrieve word variants: typologien der variation series one research institutions act der developpement des afrique.*.