Perhaps you should try some spelling variations:
communications media » communication media, communication india, communications series
leur developpement » le developpement, deux developpements, de developpement
typologie der » typologie des, ideologie der
der variation » de variation, does variation, die variation
variation 6 » variation _, variations _, variation des
des afrique » en afrique, de l'afrique
cost data » test data
6 cost » 2 cost, 4 cost, 3 cost

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

• Adding a wildcard symbol may retrieve word variants: typologie der variation 6 cost data communications media leur developpement des afrique.*.