Perhaps you should try some spelling variations:
des developpements » deux developpements, de developpement, et developpements
3.1 communication » 3.1 communications, 3.2 communication, 3.5 communication
developpements en » developpement en, developpement et, developpements de
inflation und » inflation index, inflation _, inflation tax
und prices » fund prices, land prices, bond prices
prices 3.1 » prices 2.1, prices 3.2, prices 2.3.1
costs des » costs fees

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

• Adding a wildcard symbol may retrieve word variants: technology _ inflation und prices 3.1 communication costs des developpements en afrique.*.