Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
information centre » information centers, information contents
technologies 2.1 » technologies _, technologies 4, technologies a
2.1 information » 3.1 information
developing eu » developing e, developing eq, developing egg
3 developing » 3 development
centre how » centre show, century how, center how
eu africa » em africa, 1 africa, 11 africa
how data » flow data, raw data, new data
costs 3 » costs _, costs 4, costs a

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: technologies 2.1 information centre how data communications costs 3 developing eu africa.*.