Perhaps you should try some spelling variations:
oral communication » personal communication
developpement east » development east, developpement et, developpement des
technologies case » technologies based, technologies can, technologies create
case information » care information, based information, phase information
information 17.2 » information 1.2, information 15.2, information 11.2
zu developpement » du developpement, au developpement, ou developpement
communication 2 » communication _, communication a, communication 3
east afrique » east africa, east african, en afrique
17.2 do » 17.2 how
do oral » do rural, who oral
2 zu » 2 zur, 2 zum

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

• Adding a wildcard symbol may retrieve word variants: technologies case information 17.2 do oral communication 2 zu developpement east afrique.*.