Perhaps you should try some spelling variations:
oral communication » personal communication
le developpement » de developpement, sme development
developpement il » developpement de, developpement et, developpement du
typologie der » typologie des, ideologie der
der variation » de variation, does variation, die variation
il afrique » l afrique, en afrique
dem ddr » dem der, den ddr, des ddr
a le » a les, a la, a l

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

• If you are trying to use Boolean operators, they must be ALL CAPS: typologie der variation ((dem ddr) OR (der ddr)) oral communication a le developpement il afrique.~.
• Adding a wildcard symbol may retrieve word variants: typologie der variation ((dem ddr) or (der ddr)) oral communication a le developpement il afrique.*.