Perhaps you should try some spelling variations:
1996 communication » 11.6 communication, 19 communication, 6 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 1996 » decade 1956, decade 1966, decade 1990
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 1996 communication costs 2.4 developing _ africa.*.