Perhaps you should try some spelling variations:
2.3 communication » 3.2 communication, de communication, 4 communication
technology 6.3.1 » technology 3.1, technology 3.1.1, technology 3.2.1
developpement de » developpement des, developpement durable
6.3.1 inflation » 2.3.1 inflation, 3.3.3 inflation, 5.4.1 inflation
4 developpement » de developpement, le developpement, et developpement
inflation land » inflation und, inflation can, inflation linked
prices 2.3 » price 2.3, prices 2.4, prices 2.1
de fabrice » die fabrics, avec fabrice, die fabriken
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 6.3.1 inflation land prices 2.3 communication costs 4 developpement de fabrice.*.