Perhaps you should try some spelling variations:
1.1 communication » 4.1 communication, 1.3 communication, 1.4 communication
information over » information oder, information every, formation over
de developpement » sme development
developpement de » developpement des, developpement durable
iot information » ist information, cost information, plot information
technology iot » technology ict, technology ipt, technology ieit
de afrique » de l'afrique, en afrique, l afrique
over role » novel role, our role, user role
role 1.1 » role 1.2, role 10.7, role 13.5
costs de » 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 over role 1.1 communication costs de developpement de afrique.*.