Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
base communication » based communication, face communication, aware communication
tools information » models information, pooled information, does information
technology tools » technology thesis
le developpement » de developpement, sme development
developpement en » developpement et, developpement des, developpement de
information 3 » information 2
common base » common cause, common basic, common cases
3 common » 2 common
cost le » cost low, cost lcc

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

• Adding a wildcard symbol may retrieve word variants: technology tools information 3 common base communication cost le developpement en afrique.*.