Perhaps you should try some spelling variations:
technologies based » technologies used, technology based, technologies a
up communication » amp communication, de communication, 3 communication
20 developpement » 2007 developpement, de developpement, le developpement
developpement en » developpement et, developpement des, developpement de
costs 20 » costs 60, costs 2.3, costs 2.1
data up » data us, data und, data use

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

• Adding a wildcard symbol may retrieve word variants: technologies based interactive _ data up communication costs 20 developpement en afrique.*.