Perhaps you should try some spelling variations:
online communication » mobile communication, business communication, mobile communications
information content » information contents, information centers, information centre
2.3 developing » 3.3 developing, 2.2 developing, 1.3 developing
content first » context first, content from, client first
first online » first outline, first line, first midline
developing e » developing _, developing a, developing east
costs 2.3 » costs 4.2, costs 4.4
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: technologien _ information content first online communication costs 2.3 developing e africa.*.