Perhaps you should try some spelling variations:
information context » information content, information contents, information centers
communication cost » communication costs, communication costa, communications costs
technologien aids » technologien als, technologien ad, technologien des
net communication » nets communication, et communication, get communication
aids information » chandos information, series information
5.4 developing » 6.4 developing, 3.3 developing, 2.2 developing
developing use » developing e, developing ce, developing csi
context 1 » context 3, context 2
cost 5.4 » costs 5.4, cost 2.4, cost 3.4
1 net » 16 net, _ net, 1 new

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

• Adding a wildcard symbol may retrieve word variants: technologien aids information context 1 net communication cost 5.4 developing use africa.*.