Perhaps you should try some spelling variations:
de developpement » sme development
developpement et » developpement des, developpement de, development east
apologien der » typologien der, apologie des, ideologien der
der variation » de variation, does variation, die variation
variation 6 » variation _, variations _, variation des
et afrique » en afrique, l afrique
dem data » dpm data, them data, aim data
em data » nm data, them data, aim data

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: "apologien der variation 6 ((dem data) OR (em data)) communication _ de developpement et afrique.~".
• Adding a wildcard symbol may retrieve word variants: apologien der variation 6 ((dem data) OR (em data)) communication _ de developpement et afrique.*.