Perhaps you should try some spelling variations:
oral communication » personal communication
development centre » development centers, development center, development country
information speed » information sheet, information needed, information needs
technologies iii » technologies bit, technologies iv, technologies big
some development » sme development, women development, site development
iii information » ii information, i information, 2 information
communication 3 » communication _, communication a
centre africa » central africa, century africa, centers africa
speed 16 » speed 1, speed 10, speed _
16 oral » 16 moral, 1 oral, 10 oral
3 some » 2 some

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

• Adding a wildcard symbol may retrieve word variants: technologies iii information speed 16 oral communication 3 some development centre africa.*.