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
developing iv » developing av, developing ict, developing cil
2 developing » 3 developing, 4 developing, 2 development
iv africa » v africa, 1 africa, em africa
3 mobile » _ mobile, a mobile, 2 mobile
cost 2 » cost 12, cost _, cost 4

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 mobile communication cost 2 developing iv africa.*.