Perhaps you should try some spelling variations:
4.2 communication » 4.2 communications, 3.2 communication, 4.1 communication
developpement la » developpement de, developpement et, developpement du
how reservation » how conservation, _ reservation, 2.8 reservation
4 developpement » de developpement, le developpement, et developpement
technology how » technology 1, technology 2.2, technology 3
la afrique » l afrique, la fabrique, en afrique
wage rate » wage rates
rate 4.2 » rates 4.2, rate 4.3, rate 5.2
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 how reservation wage rate 4.2 communication costs 4 developpement la afrique.*.