Perhaps you should try some spelling variations:
development decent » development recent, development event, development decade
trade information » price information, private information, trade integration
technology trade » technology trends, technology transfer, technology transfers
information case » information based, information can, information costs
case de » case des, case d, case d1
media a » media _, media 1, media 3

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

• Performing a fuzzy search may retrieve terms with similar spellings: technology trade information case de _ communication media a development decent afrique.~.
• Adding a wildcard symbol may retrieve word variants: technology trade information case de _ communication media a development decent afrique.*.