Perhaps you should try some spelling variations:
based communications » based communication, speed communications, aided communications
communications costs » communication costs, communications _
wages information » wage information, images information, waters information
technology wages » technology age, technology week, technology usage
developpement en » developpement et, developpement des, developpement de
4 developpement » de developpement, le developpement, et developpement
codes based » code based, models based, scores based
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 wages information _ codes based communications costs 4 developpement en afrique.*.