Perhaps you should try some spelling variations:
6.2 communication » 3.2 communication, 2.3 communication, 2.7 communication
developpement en » developpement et, developpement des, developpement de
get information » gets information, debt information, ct information
a developpement » au developpement, de developpement, le developpement
technology get » technology gap, technology gaps, technology 21st
information up » information und, information use, information 2
rate 6.2 » rates 6.2, rate 4.2, rate 5.2
up rate » up rates
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology get information up rate 6.2 communication costs a developpement en afrique.*.