Perhaps you should try some spelling variations:
urban development » human development
information 1.2 » information 1.5.2, information 2
development age » development stage, development a, development aid
technologies 4 » technologies _
4 information » 2 information, 1 information
age africa » wages africa, care africa, use africa
a urban » 2 urban, 4 urban, 1 urban
2 do » _ do, 2 de, 1 do
2 co » _ co, a co, 2 c

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 4 information 1.2 ((2 do) OR (2 co)) communication a urban development age africa.~".
• Adding a wildcard symbol may retrieve word variants: technologies 4 information 1.2 ((2 do) OR (2 co)) communication a urban development age africa.*.