Perhaps you should try some spelling variations:
leur development » leur developpement, your development, spur development
de communication » mobile communication, online communication
communication 5 » communication _, communication a, communication 3
development en » developpement en, development menu, development eco
apologien der » typologien der, apologie des, ideologien der
der variation » de variation, does variation, die variation
5 leur » a leur
im so » im sog, ii so

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 ((im so) OR (um so)) de communication 5 leur development en afrique.~".
• Adding a wildcard symbol may retrieve word variants: apologien der variation ((im so) OR (um so)) de communication 5 leur development en afrique.*.