Perhaps you should try some spelling variations:
3.3 communication » 2.3 communication, 3.2 communication, 3.5 communication
information chen » information when, information china, information can
de developpement » sme development
die information » time information, life information, age information
developpement l » developpement il, developpement la, developpement de
technology die » technologie die, technology does, technology 4ir
chen france » chen frances, china france, en france
france 3.3 » france 6.1, france 2.2, france 4.1
l afrique » en afrique
costs de » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology die information chen france 3.3 communication costs de developpement l afrique.*.