Perhaps you should try some spelling variations:
oral communication » personal communication
information 1.5.2 » information 1.2, information 2
technologien und » technologie und, technologien des, technologien fur
und information » fund information, road information, award information
4 developing » 3 developing
developing a » developing _
1.5.2 book » 1.5 book, 1.2 book, 1.5.3 boom
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologien und information 1.5.2 book oral communication costs 4 developing a real.*.