Perhaps you should try some spelling variations:
personal communication » interpersonal communication
developpement de » developpement des, developpement durable
communication 2 » communication _, communication a, communication 3
3 developpement » de developpement, le developpement, et developpement
rheologie does » rheologie des, theologie des, theologie der
does variation » de variation, der variation, die variation
variation 6 » variation _, variations _, variation des
1 personal » a personal, 4 personal, 1945 personal
de afrique » de l'afrique, en afrique, l afrique

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

• Adding a wildcard symbol may retrieve word variants: rheologie does variation 6 1 personal communication 2 3 developpement de afrique.*.