Perhaps you should try some spelling variations:
oral communication » personal communication
information needs » information networks
sme development » trade development
development de » development d, development ds, developpement de
technology 1 » technology _
needs risks » needs rights
de africa » does africa, de america, use africa

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

• Adding a wildcard symbol may retrieve word variants: technology 1 information needs risks oral communication _ sme development de africa.*.