Perhaps you should try some spelling variations:
communication modes » communication costs, communication media, communication methods
development bank's » development banks, development banking, development band
clean development » human development, urban development, child development
user information » based information, poor information, customer information
technology user » technology users, technology use, technology uses
flows de » flows do, flows debt, flows _

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

• Performing a fuzzy search may retrieve terms with similar spellings: technology user information flows de _ communication modes clean development bank's africa.~.
• Adding a wildcard symbol may retrieve word variants: technology user information flows de _ communication modes clean development bank's africa.*.