Perhaps you should try some spelling variations:
communication modes » communication model, communication des, communication media
information wage » information age, information war, information wants
de communication » mobile communication, online communication
en developpement » et developpement, de developpement, le developpement
technologies 2 » technologies _, technologies 4
des afrique » en afrique, de l'afrique
wage data » wage rate
modes en » modes _, modes de, modes 3
data de » data den, data die, data do

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information wage data de communication modes en developpement des afrique.*.