Perhaps you should try some spelling variations:
de communication » mobile communication, online communication
developpement de » developpement des, developpement durable
does variation » de variation, der variation, die variation
apologie does » apologie des, l'apologie des, typologie des
de afrique » de l'afrique, en afrique, l afrique
does de » does debt
a des » a das
a der » _ der, 2 der, 3 der

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: "apologie does variation _ does de communication ((a des) OR (a der)) developpement de afrique.~".
• Adding a wildcard symbol may retrieve word variants: apologie does variation _ does de communication ((a des) OR (a der)) developpement de afrique.*.