Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
fall communications » cell communications, face communications, faso communications
information 1933 » information 1.3, information 14.3, information 11.3
development 2.3 » development 2.1, development 1
3 development » 2 development
2.3 areal » 4.3 areas, 1.3 area, 2 areal
1933 und » 13 und
und fall » und fach
costs 3 » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information 1933 und fall communications costs 3 development 2.3 areal.*.