Perhaps you should try some spelling variations:
oral telecommunications » rural telecommunications, rural telecommunication, a telecommunications
telecommunications law » telecommunications _, telecommunications policy, telecommunications company
de developpement » sme development
developpement de » developpement des, developpement durable
apologien der » typologien der, apologie des, ideologien der
der variation » de variation, does variation, die variation
variation bei » variation des, variation der, variation _
ex oral » new oral
law de » law die, law do

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

• Adding a wildcard symbol may retrieve word variants: apologien der variation bei ex oral telecommunications law de developpement de l'afrique.*.