Perhaps you should try some spelling variations:
communication skills » communication services, communication systems
oral communication » personal communication
information need » information needs, information needed, information speed
use development » case development, sme development, e development
development aid » development a, development africa, development agenda
technologies a » technologies _, technologies 4, technologies 2
a information » 2 information, 1 information
skills use » skill use, skills based, skills using
need de » need le, need fide, need one
de oral » de otras, new oral

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

• Adding a wildcard symbol may retrieve word variants: technologies a information need de oral communication skills use development aid afrique.*.