Perhaps you should try some spelling variations:
oral communication » personal communication
development urban » development bank, development band, development update
11.4 development » 1.4 development, 11.3 development, 11.2 development
technologien 2 » technologies 2, technologien _, technologien 1
information a » information age, information about
urban africa » urban area
costs 11.4 » costs 11.1, costs 11.7, costs 12.4
knew oral » knew moral, new oral, new moral
a knew » a know, i knew

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologien 2 information a knew oral communication costs 11.4 development urban africa.~.
• Adding a wildcard symbol may retrieve word variants: technologien 2 information a knew oral communication costs 11.4 development urban africa.*.