Perhaps you should try some spelling variations:
information content » information contents, information centers, information centre
oral communication » personal communication
technologien aids » technologien als, technologien ad, technologien des
aids information » chandos information, series information
3.3 developing » 4 developing, 2 developing, 1 developing
developing e » developing _, developing a, developing east
content new » contents new, context new, contexts new
costs 3.3 » costs 2.3, costs 3.5, costs 4.3
new oral » new moral, knew moral, new rural
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 aids information content new oral communication costs 3.3 developing e africa.*.