Perhaps you should try some spelling variations:
internal communication » interpersonal communication, intercultural communication, personal communication
developpement du » developpement de, developpement des, developpement et
der variations » der variation, 1er variations, ier variations
ideologie der » ideologie und, typologie der
variations 4 » variations _, variation 4, variations 1
4 internal » 2 internal
du afrique » en afrique, l afrique, de l'afrique

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: "ideologie der variations 4 4 internal communication ((a l) OR (a la)) developpement du afrique.~".
• Adding a wildcard symbol may retrieve word variants: ideologie der variations 4 4 internal communication ((a l) OR (a la)) developpement du afrique.*.