Perhaps you should try some spelling variations:
communications networks » communication networks, telecommunications networks, telecommunications network
lone developpement » le developpement, de developpement, en developpement
information 5.2 » information 15.2, information 1.2, information 5.4
developpement l » developpement il, developpement la, developpement de
pt information » ct information, plot information, get information
technology pt » technology 1, technology 3, technology 4
networks lone » networks life, networks link, networks lora
l afrique » en afrique
5.2 iot » 5.2 ict, 5.3 iot, 5.4 iot

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

• Adding a wildcard symbol may retrieve word variants: technology pt information 5.2 iot data communications networks lone developpement l afrique.*.