Perhaps you should try some spelling variations:
oral communication » personal communication
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
contents major » contents map, contents main, contents maps
development e » development 1, development eco, development 11
major oral » major odl, major oil, major global
e africa » em africa, de africa, eu africa
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technologien des information contents major oral communication costs a development e africa.*.