Perhaps you should try some spelling variations:
communication network » communication networks, communications network, communications networks
oral communication » personal communication
technologies case » technologies based, technologies can, technologies create
case information » care information, based information, phase information
network career » network chapter, network case, network area
information 1 » information 2, information 3, information 3.2
a afrique » l afrique, en afrique
de oral » de otras, new oral
1 de » 1 die, 1 der, _ de

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

• Adding a wildcard symbol may retrieve word variants: technologies case information 1 de oral communication network career development a afrique.*.