Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
information context » information content, information contents, information centers
sex communications » sepl communications, les communications, cell communications
technologien ad » technologien am, technologien und, technologien als
ad information » d information, nd information, od information
2.2 developing » 3.2 developing, 3.3 developing, 2.2 development
developing 1 » developing _, developing a, developing e
context a » context 3
costs 2.2 » costs 4.2, costs 2.3, cost 2.2
a sex » _ sex, a set, a sea

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

• Adding a wildcard symbol may retrieve word variants: technologien ad information context a sex communications costs 2.2 developing 1 africa.*.