Perhaps you should try some spelling variations:
communications series » communication series, communications services, communication services
new developpement » de developpement, le developpement, new development
variation bei » variation des, variation der, variation _
typologie de » typologie des, typologie der, typologien der
de variation » der variation, die variation, does variation
des afrique » en afrique, de l'afrique
series new » services new, series e, series index
der data » under data, order data, der daten

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

• Adding a wildcard symbol may retrieve word variants: typologie de variation bei der data communications series new developpement des afrique.*.