Perhaps you should try some spelling variations:
data communication » data communications
information needs » information networks
developing data » developing a, developing asia, developing east
2.6 developing » 2.2 developing, 2.3 developing, 26 developing
needs debates » ideas debates
technology 1 » technology _
debates data » states data, debates a, debates de
data african » ratha african, baga african, intra african
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: technology 1 information needs debates data communication costs 2.6 developing data african.*.