Perhaps you should try some spelling variations:
communications 6.3 » communication 6.3, communications 3.3, communications 4.3
development maria » development main, development mali, development media
der variation » de variation, does variation, die variation
maria afrique » africa afrique
typology der » typologie der, typologien der, typologie des
6.3 policy » 2.2 policy, 3.1 policy, 3.2 policy
does data » does cat

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

• Adding a wildcard symbol may retrieve word variants: typology der variation _ does data communications 6.3 policy development maria afrique.*.