Perhaps you should try some spelling variations:
communication model » communication media
information need » information needs, information needed, information speed
technologies a » technologies _, technologies 4, technologies 2
le development » e development, ce development, le developpement
a information » 2 information, 1 information
bank afrique » en afrique, bank africa, bank african
model le » model led, model law, model 1
need 1 » needs 1, need _, need a
1 risk » 10 risk, 3 risk, 4 risk

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 1 risk communication model le development bank afrique.*.