Perhaps you should try some spelling variations:
technologies used » technologies based, technology used, technologies _
use communication » une communication, de communication, causes communication
used interaction » user interaction, based interaction, sea interaction
interaction ct » interaction hci, interaction _, interaction 1
20 development » 2 development, 2015 development, 2007 development
development li » development lid, development lie, development lin
li afrique » l afrique, en afrique
data use » data used, data usage, data und
costs 20 » costs 60, costs 2.3, costs 2.1
ct data » act data, oct data, cost data

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

• Adding a wildcard symbol may retrieve word variants: technologies used interaction ct data use communication costs 20 development li afrique.*.