Perhaps you should try some spelling variations:
c's communication » lea's communication, class communication, mass communication
information case » information based, information can, information costs
technologies 2 » technologies _, technologies 4
1.3 developing » 3.3 developing, 13 developing, 7.3 developing
developing a » developing _
costs 1.3 » costs 12.3, costs 14.3, costs 15.3
case das » case des, case case, case data
a areas » 1 areas, 2 areas, 4 areas

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information case das c's communication costs 1.3 developing a areas.*.