Perhaps you should try some spelling variations:
4.2 communication » 4.2 communications, 3.2 communication, 4.1 communication
technology drive » technology driven, technology drivers, technology private
drive innovation » driven innovation, serie innovation, service innovation
developpement en » developpement et, developpement des, developpement de
innovation node » innovation nodes, innovation code, innovation model
a developpement » au developpement, de developpement, le developpement
node date » node case
date 4.2 » daten 4.2, data 4.2, rate 4.2
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 drive innovation node date 4.2 communication costs a developpement en afrique.*.