Perhaps you should try some spelling variations:
verbal communication » nonverbal communication, virtual communication, oral communication
communication model » communication media
du developpement » de developpement, le developpement, et developpement
developpement en » developpement et, developpement des, developpement de
die integration » trade integration
technology die » technologie die, technology does, technology 4ir
2 verbal » _ verbal, 3 verbal, a verbal
model du » model due, model d, model dal

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

• Adding a wildcard symbol may retrieve word variants: technology die integration 3 2 verbal communication model du developpement en afrique.*.