Perhaps you should try some spelling variations:
verbal communication » nonverbal communication, virtual communication, oral communication
information speed » information sheet, information needed, information needs
de developpement » sme development
developpement de » developpement des, developpement durable
communication 2 » communication _, communication a, communication 3
technologies 4 » technologies _
4 information » 2 information, 1 information
de africa » does africa, de america, use africa
2 de » 2 die, 2 der, _ de

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information speed _ verbal communication 2 de developpement de africa.*.