Perhaps you should try some spelling variations:
information kontext » information content, information contents, information centers
oral communication » personal communication
technologies pt » technologies _, technologies 4, technologies 2
pt information » ct information, plot information, get information
states africa » states african, state africa, status africa
4 developing » 3 developing
der oral » der moral, der ort, der orte
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: technologies pt information kontext der oral communication costs 4 developing states africa.*.