Perhaps you should try some spelling variations:
online communication » mobile communication, business communication, mobile communications
information centre » information centers, information contents
3.2 developing » 3.3 developing, 2.2 developing, 3 developing
developing de » developing e, developing ce, developing deep
centre de » centre _, centrale des
de online » der online, des online, die online
costs 3.2 » costs 4.2, cost 3.2, costs 3.5
de africa » does africa, de america, use africa

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

• Adding a wildcard symbol may retrieve word variants: technologien _ information centre de online communication costs 3.2 developing de africa.*.