Perhaps you should try some spelling variations:
personal communication » interpersonal communication
information costs » information contents, information centers, information content
technologien als » technologien des, technologien fur, technologien und
als information » als informations, aids information, laws information
developing amp » developing a, developing ai, developing av
net personal » der personal, de personal, des personal
amp africa » em africa, wup africa

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

• Adding a wildcard symbol may retrieve word variants: technologien als information costs net personal communication costs _ developing amp africa.*.