Perhaps you should try some spelling variations:
virtual communication » visual communication, verbal communication, cultural communication
information needs » information networks
le developpement » de developpement, sme development
developpement em » developpement et, developpement en, developpement des
did virtual » 3d virtual, und virtual, via virtual
needs did » needs big
em africa » 1 africa
a le » a les, a la, a l

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information needs did virtual communication a le developpement em africa.*.