Perhaps you should try some spelling variations:
verbal communication » nonverbal communication, virtual communication, oral communication
information centre » information centers, information contents
technologien dis » technologien des, technologien als, technologien im
dis information » mis information, aids information, des informations
3.3 developing » 4 developing, 2 developing, 1 developing
developing e » developing _, developing a, developing east
centre pre » centre de, centre one, centred care
costs 3.3 » costs 2.3, costs 3.5, costs 4.3
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 dis information centre pre verbal communication costs 3.3 developing e africa.*.