Perhaps you should try some spelling variations:
personal communication » interpersonal communication
information costs » information contents, information centers, information content
technologies bit » technologies art, technologies box, technologies _
bit information » ct information, get information, iot information
der personal » der personalen, der personen, der person
a developing » a development
developing a » developing _
costs der » costs differ
a africa » 1 africa, can africa, em africa
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technologies bit information costs der personal communication costs a developing a africa.*.