Perhaps you should try some spelling variations:
information centuries » information centres, information centers, information centre
oral communication » personal communication
technologien als » technologien des, technologien fur, technologien und
als information » als informations, aids information, laws information
centuries kwee » centuries bce, centuries mare, centuries new
4 developing » 3 developing
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 als information centuries kwee oral communication costs 4 developing _ africa.*.