Perhaps you should try some spelling variations:
communication modes » communication model, communication des, communication media
clean development » human development, urban development
new information » 2 information
technology new » technologies new, technology needs, technology 1
modes clean » more clean
bank africa » bank's africa, can africa, banking africa

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

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