Perhaps you should try some spelling variations:
leur developpement » le developpement, deux developpements, de developpement
4.2 communication » 4.2 communications, 3.2 communication, 4.1 communication
work integration » world integration, ark integration, book integration
integration wage » integration wege, integration wie, integration work
technology work » technology week, technology network, technology working
developpement l » developpement il, developpement la, developpement de
costs leur » costs clear
wage rate » wage rates
l afrique » en afrique
rate 4.2 » rates 4.2, rate 4.3, rate 5.2

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

• Adding a wildcard symbol may retrieve word variants: technology work integration wage rate 4.2 communication costs leur developpement l afrique.*.