Perhaps you should try some spelling variations:
information cultures » information culture, informatics cultures, information centres
oral communication » personal communication
technologies 2.1 » technologies _, technologies 4, technologies a
2.1 information » 3.1 information
development em » development eco, development 1, development 11
cultures debt » cultures de, cultures et, culture de
4 development » 2 development, 4 developing
debt oral » debt moral, debt oil
em africa » 1 africa
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologies 2.1 information cultures debt oral communication costs 4 development em africa.*.