Perhaps you should try some spelling variations:
class communication » mass communication, plans communication, crisis communication
communication cost » communication costs, communication costa, communications costs
information 3.5.2 » information 1.5.2, information 3.2.2, information 3.3.2
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
15 developing » 1 developing, 5 developing, 10 developing
developing a » developing _
a accessed » all accessed, last accessed, who accessed
3.5.2 who » 3.5.2 two, 3.5.2 how
who class » whole class, two class, who claim
cost 15 » cost 12, cost 5, cost 11.5

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

• Adding a wildcard symbol may retrieve word variants: technologien des information 3.5.2 who class communication cost 15 developing a accessed.*.