Perhaps you should try some spelling variations:
developpement de » developpement des, developpement durable
2 communication » 3 communication, 4 communication, 1 communication
typologien der » typologie der, typologie des, apologien der
der variation » de variation, does variation, die variation
variation 6 » variation _, variations _, variation des
de afrique » de l'afrique, en afrique, l afrique
6 does » 16 does, 2 does, 4 does
does 2 » does _, does a, does e
tec de » tech dev

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

• Performing a fuzzy search may retrieve terms with similar spellings: typologien der variation 6 does 2 communication ((tec de) OR (tec do)) developpement de afrique.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "typologien der variation 6 does 2 communication ((tec de) OR (tec do)) developpement de afrique.*".