Perhaps you should try some spelling variations:
aware communication » face communication, agile communication, ante communication
information needs » information networks
mine development » sme development, trade development, business development
4.3 information » 1 information
communication 3 » communication _, communication a
technology 4.3 » technology 2.3, technology 3.3, technology 4.1
development de » development d, development ds, developpement de
de afrique » de l'afrique, en afrique, l afrique
3 mine » _ mine, a mine, 3 mise

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

• Adding a wildcard symbol may retrieve word variants: technology 4.3 information needs _ aware communication 3 mine development de afrique.*.