Perhaps you should try some spelling variations:
information centers » information contents, information officers
cas communication » c's communication, class communication, mass communication
developing cross » development cross, developing areas, development across
technologies 1 » technologies _, technologies 4, technologies 2
7.3 developing » 3.3 developing, 1.3 developing, 2.2 developing
cross africa » across africa, across african, crises africa
centers l » centers _, centers 3, centers a
costs 7.3 » costs 2.3, costs 4.3, costs 5.3
l cas » le cas, _ cas, 4 cas

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

• Adding a wildcard symbol may retrieve word variants: technologies 1 information centers l cas communication costs 7.3 developing cross africa.*.