Perhaps you should try some spelling variations:
oral communication » personal communication
le developpement » de developpement, sme development
developpement de » developpement des, developpement durable
typologie de » typologie des, typologie der, typologien der
de variation » der variation, die variation, does variation
variation 6 » variation _, variations _, variation des
de afrique » de l'afrique, en afrique, l afrique
make oral » make local, make real
6 make » _ make, 2 make
a le » a les, a la, a l

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

• Adding a wildcard symbol may retrieve word variants: typologie de variation 6 make oral communication a le developpement de afrique.*.