Perhaps you should try some spelling variations:
information context » information content, information contents, information centers
communication cost » communication costs, communication costa, communications costs
set communication » et communication, get communication, debt communication
technologien dis » technologien des, technologien als, technologien im
dis information » mis information, aids information, des informations
2.2 developing » 3.2 developing, 3.3 developing, 2.2 development
developing use » developing e, developing ce, developing csi
context a » context 3
cost 2.2 » costs 2.2, cost 2.4, cost 3.2
a set » _ set

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

• Adding a wildcard symbol may retrieve word variants: technologien dis information context a set communication cost 2.2 developing use africa.*.