Perhaps you should try some spelling variations:
6.2 communication » 3.2 communication, 2.3 communication, 2.7 communication
au developpement » du developpement, de developpement, le developpement
developpement en » developpement et, developpement des, developpement de
technologie 3.2 » technologies 3.2, technologien 3.2, technologies 3.1
inflation rates » inflation rate
3.2 inflation » 12 inflation, 2.3 inflation, 3.2 isolation
rates costa » states costs
costa 6.2 » cost 3.2, costs 6.4, cosi 6.2
costs au » costs a, costs amy, costs _

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

• Adding a wildcard symbol may retrieve word variants: technologie 3.2 inflation rates costa 6.2 communication costs au developpement en afrique.*.