Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
information 3.3.2 » information 2.3.2, information 3.2.2, information 3.3.3
ear communication » csr communication, ec communication, layer communication
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
e3 developing » 3 developing, 13 developing, 3.3 developing
developing a » developing _
3.3.2 who » 3.3.2 why, 3.3.3 who, 3.3.4 who
a access » 2 access, 3 access, 4 access
who ear » who wear, who bears, who fears
cost e3 » cost 2.3, cost edd

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

• Adding a wildcard symbol may retrieve word variants: technologien des information 3.3.2 who ear communication cost e3 developing a access.*.