Perhaps you should try some spelling variations:
areas developpement » area development, de developpement, le developpement
oral communication » personal communication
developpement en » developpement et, developpement des, developpement de
communication 4 » communication _, communication a, communication 3
radiation data » variation data, radiation damage, sanitation data
typologie der » typologie des, ideologie der
der radiation » air radiation, der mediation, modern radiation
data debate » data debatte, damage debate
debate oral » debate moral, debat moral, debate global
4 areas » 1 areas, 2 areas, 4 areal

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

• Adding a wildcard symbol may retrieve word variants: typologie der radiation data debate oral communication 4 areas developpement en afrique.*.