Perhaps you should try some spelling variations:
technologies fairs » technologies fail, technologies failure, technologies varies
fairs information » fair information, aids information, dis information
de communication » mobile communication, online communication
development em » development eco, development 1, development 11
3 development » 2 development
contents 23 » contents 2.3, contents 2.1, contents 2.5
em africa » 1 africa
costs 3 » costs _, costs 4, costs a
23 de » 23 die

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

• Adding a wildcard symbol may retrieve word variants: technologies fairs information contents 23 de communication costs 3 development em africa.*.