Perhaps you should try some spelling variations:
communication model » communication media
trade information » price information, private information, trade integration
technology trade » technology trends, technology transfer, technology transfers
le developpement » de developpement, sme development
developpement en » developpement et, developpement des, developpement de
a communication » la communication, data communication, data communications
information a » information age, information about
model le » model led, model law, model 1
code a » code _, code 2

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 a code a communication model le developpement en afrique.~.
• Adding a wildcard symbol may retrieve word variants: technology trade information a code a communication model le developpement en afrique.*.