Perhaps you should try some spelling variations:
15.3 communication » 1.3 communication, 8.5.3 communication, 2.3 communication
information loss » information laws, information law, information 2
4 development » 2 development, 4 developing
africa africa » afrika africa, africa africa's, america africa
technology 1 » technology _
loss debate » class debate, los debates, hours debate
debate 15.3 » debates 10.3, debates 12.3, debates 13.3
costs 4 » costs _, costs a, costs 4.2

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 15.3 communication costs 4 development africa africa.*.