Perhaps you should try some spelling variations:
communications effects » communication efforts, communication effective, communication aspects
information und » informations und
effects social » effective social, effecting social, effects spatial
africa oil » african oil
d data » 3d data, 5d data, id data
und d » und de, und da, und _

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies _ information und d data communications effects social development africa oil.~.
• Adding a wildcard symbol may retrieve word variants: technologies _ information und d data communications effects social development africa oil.*.