Perhaps you should try some spelling variations:
1.5 communication » 3.5 communication, 1.1 communication, 1.3 communication
developing china » developing china's, development china, developing caring
one information » more information, age information, die information
technology one » technology other, technology o140, technology 1
information 11 » information 1, information 14, information 10.1
5.4 developing » 6.4 developing, 3.3 developing, 2.2 developing
china africa » cpia africa, china asia
debate 1.5 » debatte 1.5, debate 1.4, debate 1.6
11 debate » 11.1 debate, 2.1 debate, _ debate
costs 5.4 » costs 4.4, costs 6.4, costs 2.4

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

• Adding a wildcard symbol may retrieve word variants: technology one information 11 debate 1.5 communication costs 5.4 developing china africa.*.