Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
libya communications » liberia communications, cuba communications, kenya communications
information centre » information centers, information contents
technologien dis » technologien des, technologien als, technologien im
dis information » mis information, aids information, des informations
11.7 developing » 11.5 developing, 12.7 developing, 11.7.4 developing
developing eu » developing e, developing eq, developing egg
costs 11.7 » costs 11.1, costs 11.4, costs 1.1.3
eu africa » em africa, 1 africa, 11 africa
centre 5 » centre _, centre a, centre c
5 libya » 15 libya, 25 libya, _ libya

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 5 libya communications costs 11.7 developing eu africa.*.