Perhaps you should try some spelling variations:
communication costa » communication costs, communications costs, communication data
risk communication » _ communication, mobile communication
development banks » development bank
technologies new » technologies _, technologies a
new information » _ information, energy information, chief information
information gap » information _, information flow

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 gap edge risk communication costa _ development banks afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies new information gap edge risk communication costa _ development banks afrique.*.