Perhaps you should try some spelling variations:
2.1 communication » 2.14 communication, 2.3 communication, 2.7 communication
information loss » information laws, information law, information 2
developing asia » development asia, developing a
technology 1 » technology _
4 developing » 3 developing
loss decade » lost decade, lost decades, last decade
asia africa » cpia africa, china africa
decade 2.1 » decades 2.1, decade 4.1, decade 2001
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 decade 2.1 communication costs 4 developing asia africa.*.