Perhaps you should try some spelling variations:
vote communication » voice communication, ante communication, remote communication
set developpement » et developpement, de developpement, le developpement
technologies die » technologies de, technologie die, technologies bit
developpement de » developpement des, developpement durable
die information » time information, life information, age information
information 3.1 » information 3.2, information 3.4, information 3.3
communication 5 » communication _, communication a, communication 3
does vote » dans vote, does hope
3.1 does » 4.1 does, 2.3.1 does, 13.2 does
5 set » 5 sets, _ set, a set

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

• Adding a wildcard symbol may retrieve word variants: technologies die information 3.1 does vote communication 5 set developpement de l'afrique.*.