Perhaps you should try some spelling variations:
oral communication » personal communication
developpement la » developpement de, developpement et, developpement du
ideologien die » ideologie de, ideologien der, ideologie der
die variation » de variation, does variation, der variation
does oral » does formal, does oil
a der » _ der, 2 der, 3 der
a de » a die, a des, _ de
fabrique.* » afrique.*, fabrice.*

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

• Performing a fuzzy search may retrieve terms with similar spellings: ideologien die variation _ does oral communication ((a de) OR (a der)) developpement la fabrique.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ideologien die variation _ does oral communication ((a de) OR (a der)) developpement la fabrique.*".