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
development de » development d, development ds, developpement de
contents des » contenus des, contents less, contents je
de africa » does africa, de america, use africa
des oral » des moral, des oil, des orts
costs 2 » costs 20, 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 des oral communication costs 2 development de africa.*.