Perhaps you should try some spelling variations:
information class » information classes, information case, information costs
de communication » mobile communication, online communication
developing cpia » developing china, developing asia, developing cil
technology 1 » technology _
class debate » grass debatte, class state, care debate
a developing » a development
debate de » debates de, debate we, debatte der
costs a » costs _, costs 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 class debate de communication costs a developing cpia africa.*.