Perhaps you should try some spelling variations:
services communication » device communication, service telecommunication, crisis communication
des developpement » des developpements, de developpement, le developpement
developpement en » developpement et, developpement des, developpement de
typologie der » typologie des, ideologie der
der variation » de variation, does variation, die variation
variation des » variation _, variation 6, variation series
debt services » debt service, debt servicing, e services
des debt » does debt, des debuts, debt debt
a des » a der, a das

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

• Adding a wildcard symbol may retrieve word variants: typologie der variation des debt services communication a des developpement en afrique.*.