Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
technologies daf » technologies dans, technologies a, technologies de
information need » information needs, information needed, information speed
developpement en » developpement et, developpement des, developpement de
daf information » f information, math information, 2 information
a developpement » au developpement, de developpement, le developpement
need le » need one
le data » e data, file data, age data
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technologies daf information need le data communications costs a developpement en afrique.*.