Perhaps you should try some spelling variations:
internal communication » interpersonal communication, intercultural communication, personal communication
developpement de » developpement des, developpement durable
l developpement » le developpement, de developpement, et developpement
rheologie der » theologie der, rheologie des, ideologie der
der variation » de variation, does variation, die variation
2.1 internal » 2.3 internal, 3.1 internal, 2 internal
variation 6 » variation _, variations _, variation des
de afrique » de l'afrique, en afrique, l afrique
6 2.1 » 66 2.1, b 2.1, _ 2.1
a l » a la

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

• Adding a wildcard symbol may retrieve word variants: rheologie der variation 6 2.1 internal communication a l developpement de afrique.*.