Perhaps you should try some spelling variations:
change information » chandos information, trade information
technology change » technological change, technological changes
de communication » mobile communication, online communication
contents 1.3 » contents 1.1, contents 2.3, contexts 1.3
3 developing » 3 development
developing a » developing _
a africa » 1 africa, can africa, em africa
costs 3 » costs _, costs 4, costs a
1.3 de » 1.3 die, 1.3 der, 1.3 den

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

• Adding a wildcard symbol may retrieve word variants: technology change information contents 1.3 de communication costs 3 developing a africa.*.