Perhaps you should try some spelling variations:
variation series » education series, action series, edition series
et developpement » de developpement, le developpement, test development
developpement la » developpement de, developpement et, developpement du
die variation » de variation, does variation, der variation
typology die » typology _, typology 4.1, typology 6
la afrique » l afrique, la fabrique, en afrique
series a » series _, series 1, series 2

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

• Adding a wildcard symbol may retrieve word variants: typology die variation series a data communications _ et developpement la afrique.*.