Perhaps you should try some spelling variations:
communication model » communication media
information speed » information sheet, information needed, information needs
le development » e development, ce development, le developpement
bank african » bank africa, pan african, baga african
model le » model led, model law, model 1
speed e » speed re, speed _, speed 4
e risk » 2 risk, 1 risk

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information speed e risk communication model le development bank african.*.