Perhaps you should try some spelling variations:
trade information » price information, private information, trade integration
urban development » human development
technology trade » technology trends, technology transfer, technology transfers
bank afrique » en afrique, bank africa, bank african
a mobile » _ mobile
flows a » flows _, flows 1, flows 2

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

• Performing a fuzzy search may retrieve terms with similar spellings: technology trade information flows a mobile communication _ urban development bank afrique.~.
• Adding a wildcard symbol may retrieve word variants: technology trade information flows a mobile communication _ urban development bank afrique.*.