Perhaps you should try some spelling variations:
1.4 communication » 5.4 communication, 1.1 communication, 1.3 communication
information war » information what, information wants, information when
technology 2 » technology _, technology 1, technology 3
4 developing » 3 developing
developing a » developing _
a africa » 1 africa, can africa, em africa
der 1.4 » der 104, der 14, dauer 1.4
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology 2 information war der 1.4 communication costs 4 developing a africa.*.