Perhaps you should try some spelling variations:
oral communication » personal communication
technologies case » technologies based, technologies can, technologies create
die developpement » de developpement, le developpement, du developpement
case information » care information, based information, phase information
information 15.2 » information 1.5.2, information 1.2, information 1.3
communication 2 » communication _, communication a, communication 3
des afrique » en afrique, de l'afrique
15.2 who » 5.2 who, 1.2 who, 11.2 who
who oral » who deal

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

• Adding a wildcard symbol may retrieve word variants: technologies case information 15.2 who oral communication 2 die developpement des afrique.*.