Perhaps you should try some spelling variations:
communication costo » communication costs, communication costa, communications costs
3.5 communication » 3.2 communication, 3 communication, 2.3 communication
del developpement » de developpement, des developpements, le developpement
information what » information war, information when, information wants
developpement en » developpement et, developpement des, developpement de
technologie a » technologie c, technologie 3, technologie 6
a information » 2 information, 1 information
what face » hat face, what place, what each
costo del » costa del, cose del, costo e
face 3.5 » face 5

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

• Adding a wildcard symbol may retrieve word variants: technologie a information what face 3.5 communication costo del developpement en afrique.*.