Perhaps you should try some spelling variations:
clean development » human development, urban development
communication des » communication modes, communication design, communication data
technologies new » technologies _, technologies 4, technologies 2
information flow » information flows
new information » 2 information
bank africa » bank's africa, can africa, banking africa
des clean » des mean, new clean, u.s clean

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies new information flow _ mobile communication des clean development bank africa.~.
• Adding a wildcard symbol may retrieve word variants: technologies new information flow _ mobile communication des clean development bank africa.*.