Perhaps you should try some spelling variations:
oral communication » personal communication
information needs » information networks
roads development » road development, loans development, ads development
technologies 4 » technologies _
development do » development doi, development d, development ds
4 information » 2 information, 1 information
do african » two african, _ african, 1 african
needs a » needs _
a roads » _ roads, a road, 5 roads
a oral » _ oral, 2 oral, 4 oral

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information needs a oral communication a roads development do african.*.