Perhaps you should try some spelling variations:
information contracts » information constraints, information contents, information constraint
oral communication » personal communication
technologien als » technologien des, technologien fur, technologien und
als information » als informations, aids information, laws information
developing can » developing a, developing ai, developing av
1 developing » 3 developing, 4 developing, 2 developing
can africa » urban africa
costs 1 » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technologien als information contracts _ oral communication costs 1 developing can africa.*.