Perhaps you should try some spelling variations:
technologien chandos » technological changes, technologies changing, technologies chapter
chandos information » change information
information context » information content, information contents, information centers
communication cost » communication costs, communication costa, communications costs
de communication » mobile communication, online communication
e3 developing » 3 developing, 13 developing, 3.3 developing
developing a » developing _
context 3.1 » context 2.1, context 1, context 1.3
a africa » 1 africa, can africa, em africa
cost e3 » cost 2.3, cost edd
3.1 de » 3.1 die, 3.1 der, 3.1 def

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

• Adding a wildcard symbol may retrieve word variants: technologien chandos information context 3.1 de communication cost e3 developing a africa.*.