Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
urban development » human development
technologies von » technologies co, technologies box, technologies can
von information » von informationen, can information
information 17 » information 1.7, information 1, information 11
costs urban » cost urban, across urban, crisis urban
17 19 » 18 19

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

• Adding a wildcard symbol may retrieve word variants: technologies von information 17 19 _ communications costs urban development 1 africa.*.