Perhaps you should try some spelling variations:
4.3 communication » 2.3 communication, 4.1 communication, 4 communication
information loss » information laws, information law, information 2
development de » development d, development ds, developpement de
technology 1 » technology _
loss debate » class debate, los debates, hours debate
debate 4.3 » debatte 4.3, debate 4.2, debate 8.3
de africa » does africa, de america, use africa
costs 2 » costs 20, costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology 1 information loss debate 4.3 communication costs 2 development de africa.*.