Perhaps you should try some spelling variations:
6.2.4.3 communication » 6.2.4.1 communication, 6.2.4.2 communication, 2.2.3 communication
du developpement » de developpement, le developpement, et developpement
prices 6.2.4.3 » prices 12.6.4.3, prices 2.2.5.7, prices 7.2.3
inflation und » inflation index, inflation _, inflation tax
technology 3 » technology _, technology 1, technology 4
3 inflation » _ inflation, 2 inflation, 6 inflation
des afrique » en afrique, de l'afrique
und prices » fund prices, land prices, bond prices
costs du » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology 3 inflation und prices 6.2.4.3 communication costs du developpement des afrique.*.