Perhaps you should try some spelling variations:
service telecommunication » mobile telecommunication, services communication, rural telecommunication
telecommunication a » telecommunication _, telecommunication law, telecommunication el
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
access service » access services, access device, across services
typologie de » typologie des, typologie der, typologien der
de variation » der variation, die variation, does variation
a de » a die, a der, a des

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

• Adding a wildcard symbol may retrieve word variants: typologie de variation _ access service telecommunication a de developpement en afrique.*.