Perhaps you should try some spelling variations:
communications series » communication series, communications services, communication services
developpement en » developpement et, developpement des, developpement de
e developpement » de developpement, le developpement, et developpement
ideologie der » ideologie und, typologie der
der variation » de variation, does variation, die variation
variation der » variation des, variation bei, variation _
does data » does cat
series e » 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: ideologie der variation der does data communications series e developpement en afrique.*.