Perhaps you should try some spelling variations:
oral communication » personal communication
information needs » information networks
developpement em » developpement et, developpement en, developpement des
l developpement » le developpement, de developpement, et developpement
needs has » needs cash, needs east, needs gaps
em africa » 1 africa
has oral » has rural, u.s oral, vs oral
a l » a la

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information needs has oral communication a l developpement em africa.*.