Perhaps you should try some spelling variations:
research institutions » research institute
institutions social » institutions series, institutions financial
des developpements » deux developpements, de developpement, et developpements
developpements du » developpement du, developpements de, developpement de
sited research » site research, mixed research, lived research
typologie der » typologie des, ideologie der
der variation » de variation, does variation, die variation
social des » social design
du afrique » en afrique, l 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: typologie der variation _ sited research institutions social des developpements du afrique.*.