Perhaps you should try some spelling variations:
ethnic communication » ironic communication, technical communication, authentic communication
developpement de » developpement des, developpement durable
d developpement » de developpement, du developpement, le developpement
ideologie does » ideologie des, ideologie der, ideologie de
does variation » de variation, der variation, die variation
variation 3 » variation _, variation 6, variation 5
3 among » 1 among, 19 among, bu among

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

• Adding a wildcard symbol may retrieve word variants: ideologie does variation 3 among ethnic communication a d developpement de l'afrique.*.