Perhaps you should try some spelling variations:
service telecommunication » mobile telecommunication, services communication, rural telecommunication
telecommunication 5 » telecommunication _, telecommunication el, telecommunication law
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
typologie der » typologie des, ideologie der
der variation » de variation, does variation, die variation
variation 6 » variation _, variations _, variation des
des service » des services, de service, das service
6 des » 26 des, 6 does, 6 der
5 de » 5 die, 5 der, _ de

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 des service telecommunication 5 de developpement en afrique.*.