Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
technology service » technology services, technology series, technology overview
4 communications » 14 communications, 4 communication, 2 communications
developpement l » developpement il, developpement la, developpement de
model cases » model case, model clauses, model based
l afrique » en afrique
cases 4 » cases _, cases 3

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

• Adding a wildcard symbol may retrieve word variants: technology service innovation model cases 4 communications costs _ developpement l afrique.*.