Perhaps you should try some spelling variations:
urban development » human development
technologies can » technologies a, technologies co, technologies _
can information » von information, von informationen
1 communication » 10 communication, 3 communication, 4 communication
development co » development case, development china
costs urban » cost urban, across urban, crisis urban
co africa » can africa, do african, 1 africa
pt 9 » pt 2, pt 3, pt 4
pt 1 » pt 2

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "technologies can information ((pt 9) OR (pt 1)) 1 communication costs urban development co africa.~".
• Adding a wildcard symbol may retrieve word variants: technologies can information ((pt 9) OR (pt 1)) 1 communication costs urban development co africa.*.