Perhaps you should try some spelling variations:
communication modes » communication costs, communication media, communication methods
risk communication » _ communication, mobile communication
information needs » information flows, information networks
gap information » can information, care information, bank information
per development » power development, spur development, power developments
technology gap » technology park, technology _, technology ict
modes per » miles per
des risk » does risk, nets risk, key risk

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

• Performing a fuzzy search may retrieve terms with similar spellings: technology gap information needs des risk communication modes per development _ afrique.~.
• Adding a wildcard symbol may retrieve word variants: technology gap information needs des risk communication modes per development _ afrique.*.