Perhaps you should try some spelling variations:
information content » information contents, information centers, information centre
oder communication » modern communication, power communication, mover communication
2.1 developing » 2.2 developing, 2.3 developing, 2.6 developing
developing e » developing _, developing a, developing east
content der » content does, content get, intent der
costs 2.1 » costs 2.3, costs 4.1, costs 2.2
der oder » der opfer
e africa » em africa, de africa, eu africa

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information content der oder communication costs 2.1 developing e africa.*.