Perhaps you should try some spelling variations:
verbale communication » verbal communication, vehicle communication, nonverbal communication
technologies dans » technologies can, technologies any, technologies daf
information speed » information sheet, information needed, information needs
dans information » dns information, dis information, does information
le developpement » de developpement, sme development
20 verbale » 10 verbale
des africa » does africa, yes africa, de africa
speed 20 » speed 10, speed 2.1, speed 2.2
a le » a les, a la, a l

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

• Adding a wildcard symbol may retrieve word variants: technologies dans information speed 20 verbale communication a le developpement des africa.*.