Perhaps you should try some spelling variations:
4.1 communication » 4 communication, 2.3 communication, 3.2 communication
technologien am » technologien im, technologien als, technologie im
information hat » information what, information have, information how
4 developpement » de developpement, le developpement, et developpement
developpement l » developpement il, developpement la, developpement de
am information » guam information, palm information, crm information
hat trade » wheat trade, east trade, net trade
trade 4.1 » trade 2.2, trade 3.2
l afrique » en afrique
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologien am information hat trade 4.1 communication costs 4 developpement l afrique.*.