Perhaps you should try some spelling variations:
communications cost » communications costs, communications cross, communication costs
developing china's » development china's, developing asia's, developing africa's
used information » user information, use information, based information
y communications » 2 communications, 3 communications, 4 communications
technology used » technology use, technology based, technology users
china's africa » china africa, chinese africa
2 developing » 3 developing, 4 developing, 2 development
law debate » law debates, a debate, war debate
debate y » debate _, debate 3, debate 4
cost 2 » cost 12, cost _, cost 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 law debate y communications cost 2 developing china's africa.*.