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
3 developing » 3 development
developing e » developing _, developing a, developing east
centre how » centre show, century how, center how
how data » flow data, raw data, new data
e africa » em africa, de africa, eu africa
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 e africa.*.