Perhaps you should try some spelling variations:
technologies new » technologies _, technologies 4, technologies 2
la communication » data communication, data communications
new information » 2 information
de development » e development, ce development, de developpement
a afrique » l afrique, en afrique
costs de » costs _, costs 4, costs a

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