Perhaps you should try some spelling variations:
personal communication » interpersonal communication
developpement et » developpement des, developpement de, development east
communication 3 » communication _, communication a
3 developpement » de developpement, le developpement, et developpement
rheologie de » rheologie des, theologie der, theologie des
de variation » der variation, die variation, does variation
2.3 personal » 2 personal, 3.1 personal, a personal
variation 6 » variation _, variations _, variation des
et afrique » en afrique, l afrique
6 2.3 » b 2.3, _ 2.3, a 2.3

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

• Adding a wildcard symbol may retrieve word variants: rheologie de variation 6 2.3 personal communication 3 3 developpement et afrique.*.