Perhaps you should try some spelling variations:
face communication » voice communication, de communication, time communication
technologies case » technologies based, technologies can, technologies create
case information » care information, based information, phase information
de developpement » sme development
developpement de » developpement des, developpement durable
information age » information storage, information access, information about
de afrique » de l'afrique, en afrique, l afrique
31 face » 3 face, 3.2 face, 4.1 face
age 31 » page 31, age 3.1, age 11
a de » a die, a der, a des

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

• Adding a wildcard symbol may retrieve word variants: technologies case information age 31 face communication a de developpement de afrique.*.