Perhaps you should try some spelling variations:
communication model » communication media
technologies trade » technology trade, technologies case, technologies table
trade information » price information, private information, trade integration
sbm developpement » de developpement, le developpement, et developpement
developpement et » developpement des, developpement de, development east
information amp » information age, information a, information act
a communication » la communication, data communication, data communications
et afrique » en afrique, l afrique
model sbm » model sem, model sm, model some
amp mode » amp code, amp move, amp body
mode a » mode ad, mode _, code 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 trade information amp mode a communication model sbm developpement et afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies trade information amp mode a communication model sbm developpement et afrique.*.