Perhaps you should try some spelling variations:
communication costs » communication systems, communication efforts, communication skills
technologies new » technologies _, technologies a
new information » _ information, energy information, chief information
e development » _ development, a development, sme development
development a » development _, development bank, development banks
flows do » flows _
costs e » costs _, costs a, costa e

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 flows do _ communication costs e development a afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies new information flows do _ communication costs e development a afrique.*.