Perhaps you should try some spelling variations:
internal communication » interpersonal communication, intercultural communication, personal communication
le developpement » de developpement, sme development
der variation » de variation, does variation, die variation
variation 4 » variations 4, variation _, variation 6
2 internal » 4 internal
du afrique » en afrique, de l'afrique
l afrique » en afrique
a le » a les, a la, a l
theorie » theories

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "theorie der variation 4 2 internal communication a le developpement ((du afrique) OR (l afrique)).~".
• Adding a wildcard symbol may retrieve word variants: theorie der variation 4 2 internal communication a le developpement ((du afrique) OR (l afrique)).*.