Perhaps you should try some spelling variations:
data communication » data communications
information needs » information networks
developing west » developing tests, developing waste, developing east
5.6 developing » 2.6 developing, 5.5.6 developing, 25.5 developing
needs debates » ideas debates
technology 1 » technology _
debates data » states data, debates a, debates de
west african » west africa, east africa
costs 5.6 » costs 25.6, cost 5.6, costs 2.6

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

• Adding a wildcard symbol may retrieve word variants: technology 1 information needs debates data communication costs 5.6 developing west african.*.