Perhaps you should try some spelling variations:
crisis communication » risk communication, mass communication
developpement la » developpement de, developpement et, developpement du
inflation rules » inflation rates, information rules, inflation causes
4 developpement » de developpement, le developpement, et developpement
trade crisis » trade cross, trade credits, triple crisis
la afrique » l afrique, la fabrique, en afrique
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology _ inflation rules trade crisis communication costs 4 developpement la afrique.*.