Perhaps you should try some spelling variations:
internal communication » interpersonal communication, intercultural communication, personal communication
la developpement » le developpement, de developpement, et developpement
developpement la » developpement de, developpement et, developpement du
der variation » de variation, does variation, die variation
3.1 internal » 2.1 internal, 2.3 internal, 2 internal
la afrique » l afrique, la fabrique, en afrique
theorie » theories

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

• Adding a wildcard symbol may retrieve word variants: theorie der variation _ 3.1 internal communication a la developpement la afrique.*.