Perhaps you should try some spelling variations:
used information » user information, use information, based information
information case » information based, information can, information costs
technology used » technology use, technology based, technology users
3.3 developing » 4 developing, 2 developing, 1 developing
developing v » developing av, developing _, developing a
case debate » care debate, class debate, false debate
costs 3.3 » costs 2.3, costs 3.5, costs 4.3
v africa » 1 africa, em africa

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

• Adding a wildcard symbol may retrieve word variants: technology used information case debate _ communication costs 3.3 developing v africa.*.