Perhaps you should try some spelling variations:
2010 communication » 2011 communication, 10 communication, 2.14 communication
information costs » information contents, information centers, information content
2.4 developing » 12.4 developing, 2.2 developing, 5.4 developing
technology 1 » technology _
costs decade » lost decade, last decade, past decade
decade 2010 » decade 2000, decade 2.1, decade 2001
costs 2.4 » costs 12.4, costs 23.4, cost 2.4

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

• Adding a wildcard symbol may retrieve word variants: technology 1 information costs decade 2010 communication costs 2.4 developing _ africa.*.