Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
used information » user information, use information, based information
information cost » information costs, information lost, information case
technology used » technology use, technology based, technology users
2 communication » 3 communication, 4 communication, 1 communication
developing asia » development asia, developing a
3.2 developing » 3.3 developing, 2.2 developing, 3 developing
cost decade » lost decade, lost decades, last decade
asia africa » cpia africa, china africa
decade 2 » decade _, decade 1, decades _
cost 3.2 » 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 used information cost decade 2 communication cost 3.2 developing asia africa.*.