Perhaps you should try some spelling variations:
developpement de » developpement des, developpement durable
4 developpement » de developpement, le developpement, et developpement
4 communication » 3 communication, 5.4 communication, de communication
inflation land » inflation und, inflation can, inflation linked
technology 1 » technology _
1 inflation » 10 inflation, 12 inflation, _ inflation
prices 4 » prices _, prices a, prices 3
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology 1 inflation land prices 4 communication costs 4 developpement de l'afrique.*.