Perhaps you should try some spelling variations:
world communication » work communication, wired communications, good communication
information centre » information centers, information contents
developing forms » developing forest, developing home, developing exports
2.6 developing » 2.2 developing, 2.3 developing, 26 developing
forms africa » works africa, forum africa, farmers africa
centre new » century new, centre de, centre des
costs 2.6 » costs 25.6, costs 2.3, costs 2.1

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information centre new world communication costs 2.6 developing forms africa.*.