Perhaps you should try some spelling variations:
technologies series » technology series
series information » business information
information 4.3.2 » information 4.3.3, information 2.3.2, information 3.2
de communication » mobile communication, online communication
3 developing » 3 development
developing a » developing _
a access » 2 access, 3 access, 4 access
4.3.2 a » 4.3.2 _, 4.3.2 das
costs 3 » costs _, costs 4, costs a
a de » a die, a der, a des

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

• Adding a wildcard symbol may retrieve word variants: technologies series information 4.3.2 a de communication costs 3 developing a access.*.