Perhaps you should try some spelling variations:
informal communication » internal communication, information communication, internal communications
do developpement » de developpement, du developpement, le developpement
developpement de » developpement des, developpement durable
typologien die » typologien der, typologie des, typologie der
die variation » de variation, does variation, der variation
5.1 informal » 2.1 informal, 5.3 informal, 5.4 informal
de afrique » de l'afrique, en afrique, l afrique
media do » media die, media das, media der

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

• Adding a wildcard symbol may retrieve word variants: typologien die variation _ 5.1 informal communication media do developpement de afrique.*.