Perhaps you should try some spelling variations:
open communication » human communication, 3 communication, 4 communication
das developpements » des developpements, deux developpements, de developpement
developpements en » developpement en, developpement et, developpements de
communication 1 » communication _, communication a, communication 3
des variation » does variation, de variation, der variation
typology des » typologie des, typologie der, typology _
variation 6 » variation _, variations _, variation des
der open » der oper, der opec, der tropen
6 der » _ der, 2 der, 3 der

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

• Adding a wildcard symbol may retrieve word variants: typology des variation 6 der open communication 1 das developpements en afrique.*.