Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
4.2 communications » 4.2 communication, 3.2 communication, 6.2 communication
reservation wages » reservation wage
4.2 developpement » 4.2 development, de developpement, le developpement
developpement l » developpement il, developpement la, developpement de
wages space » wages race
space 4.2 » space 3.2, space 2.2, space 4.3
l afrique » en afrique

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

• Adding a wildcard symbol may retrieve word variants: technology _ reservation wages space 4.2 communications costs 4.2 developpement l afrique.*.