Perhaps you should try some spelling variations:
3.2 communication » 3 communication, 2.3 communication, de communication
developing state » developing states, developing stable, developing strategy
information los » information loss, information lost, information laws
technology 1 » technology _
state africa » trade africa
los debates » law debates, life debates, los doblajes
debates 3.2 » debates 6.2, debates 13.3, debate 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 los debates 3.2 communication costs _ developing state africa.*.