Perhaps you should try some spelling variations:
communication from » communication 3, communication 1, communication 3.3
data communication » data communications
dem developpement » de developpement, des developpements, le developpement
developpement en » developpement et, developpement des, developpement de
technologies 4 » technologies _
4 information » 2 information, 1 information
information 2 » information 3
wage data » wage rate
2 wage » _ wage, 1 wage, 2 wave

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information 2 wage data communication from dem developpement en afrique.*.