Perhaps you should try some spelling variations:
research applications » research application, research implications, research publications
ein developpement » en developpement, et developpement, un developpement
developpement la » developpement de, developpement et, developpement du
variation using » variations during, variation und, variation among
typologie der » typologie des, ideologie der
der variation » de variation, does variation, die variation
series ein » series ann, series e, series iii
la afrique » l afrique, la fabrique, en 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 using _ research applications series ein developpement la afrique.*.