Perhaps you should try some spelling variations:
service telecommunication » mobile telecommunication, services communication, rural telecommunication
telecommunication a » telecommunication _, telecommunication law, telecommunication el
der developpement » de developpement, des developpements, leur developpement
developpement en » developpement et, developpement des, developpement de
a variation » la variation, _ variation, 2 variation
variation 6 » variation _, variations _, variation des
des service » des services, de service, das service
typology a » typology _, typology 6, theology a
6 des » 26 des, 6 does, 6 der
a der » _ der, 2 der, 3 der

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

• Adding a wildcard symbol may retrieve word variants: typology a variation 6 des service telecommunication a der developpement en afrique.*.