Perhaps you should try some spelling variations:
communication case » communications case, communication based, communication phase
information centre » information centers, information contents
technologien dis » technologien des, technologien als, technologien im
de communication » mobile communication, online communication
dis information » mis information, aids information, des informations
3.3 developing » 4 developing, 2 developing, 1 developing
centre l » centre _, centre a, centre c
case 3.3 » cases 3.3, case 2.3, case 3.1
l de » _ de, 2 de, a de

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 l de communication case 3.3 developing _ africa.*.