Perhaps you should try some spelling variations:
teacher communication » teachers communication, teaching communication, better communication
technologien des » technologien fur, technologien und, technologies 2
des informations » aids information
informations 2 » informations und, informations sur, informations och
a developing » a development
developing 3 » developing _, developing a, developing e
costs a » costs _, costs 4
3 area » 1 area, 1.3 area, 3.1 area

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

• Adding a wildcard symbol may retrieve word variants: technologien des informations 2 from teacher communication costs a developing 3 area.*.