Perhaps you should try some spelling variations:
technologien chandos » technological changes, technologies changing, technologies chapter
chandos information » change information
information centre » information centers, information contents
communication cost » communication costs, communication costa, communications costs
de communication » mobile communication, online communication
3 developing » 3 development
developing a » developing _
centre 4.3 » centre 4.4, centre 2.3, centre 4.2
a africa » 1 africa, can africa, em africa
4.3 de » 4.3 die, 4.3 der, 2.3 de
cost 3 » cost 3d, cost e3, cost _

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

• Adding a wildcard symbol may retrieve word variants: technologien chandos information centre 4.3 de communication cost 3 developing a africa.*.