Perhaps you should try some spelling variations:
variation series » education series, action series, edition series
de developpement » sme development
developpement l » developpement il, developpement la, developpement de
typologie auf » typologie am, typologie fur, typologie zaku
auf variation » a variation, lsf variation, about variation
series wide » series wiley, series de, series leiden
l afrique » en afrique

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

• Adding a wildcard symbol may retrieve word variants: typologie auf variation series wide data communications _ de developpement l afrique.*.