Perhaps you should try some spelling variations:
technologies volume » technology volume, technologies policies
volume information » house information, some information, valuable information
trade development » software development
information gaps » information gap
la communication » data communication, data communications
costs trade » costly trade
gaps de » gaps do, camps de, gaps new

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

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