Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
information context » information content, information contents, information centers
technologien aids » technologien als, technologien ad, technologien des
aids information » chandos information, series information
a communications » a communication, data communications, a communicative
developing e » developing _, developing a, developing east
context 2.1 » context 1
e africa » em africa, de africa, eu africa
2.1 a » 2.1 _

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 2.1 a communications costs _ developing e africa.*.