Perhaps you should try some spelling variations:
4.3 communication » 2.3 communication, 4.1 communication, 4 communication
information your » information you, information source, information sources
et developpement » de developpement, le developpement, test development
developpement en » developpement et, developpement des, developpement de
iot information » ist information, cost information, plot information
technology iot » technology ict, technology ipt, technology ieit
your role » leur role
role 4.3 » pole 4.3, role 4.4, role 4.3.2
costs et » 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 iot information your role 4.3 communication costs et developpement en afrique.*.