Perhaps you should try some spelling variations:
le developpement » de developpement, sme development
developpement l » developpement il, developpement la, developpement de
apologien der » typologien der, apologie des, ideologien der
der variation » de variation, does variation, die variation
variation bei » variation des, variation der, variation _
l afrique » en afrique
u.s oral » u.s oil
a le » a les, a la, a l

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

• Performing a fuzzy search may retrieve terms with similar spellings: apologien der variation bei ((vs oral) OR (u.s oral)) communication a le developpement l afrique.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "apologien der variation bei ((vs oral) OR (u.s oral)) communication a le developpement l afrique.*".