Perhaps you should try some spelling variations:
information costs » information contents, information centers, information content
from information » from informal, 1 information
1 communication » 10 communication, 3 communication, 4 communication
4.4 developing » 5.4 developing, 6.4 developing, 1.4 developing
costs debates » los debates, concepts debates
debates 1 » debates 12, debates _, debates y
costs 4.4 » costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology from information costs debates 1 communication costs 4.4 developing _ africa.*.