Perhaps you should try some spelling variations:
technologies energy » technologies general, technology energy, technologies any
oral communication » personal communication
information firms » information format, information flows, information from
development 11 » development 1.1, development 1, development 14
11 african » 1.1 african, 1 african, 10 african
firms de » firms do, firms deal, firms fdi
de oral » de otras, new oral
media a » media _, media 1, media 3

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

• Adding a wildcard symbol may retrieve word variants: technologies energy information firms de oral communication media a development 11 african.*.