Perhaps you should try some spelling variations:
case communication » based communication, scale communication, face communication
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
informationen 2 » informationen zu, information 2, informationen und
technology von » technology vi, technology vt, technology vision
costs de » costs _, costs 4, costs a
2 areas » 1 areas, 2 areal, 4 areas

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

• Adding a wildcard symbol may retrieve word variants: technology von informationen 2 areas case communication costs de developpement en afrique.*.