Perhaps you should try some spelling variations:
2.3.5 communication » 2.3 communication, 2.2.3 communication, 2.5 communication
le developpement » de developpement, sme development
inflation und » inflation index, inflation _, inflation tax
technology 1 » technology _
prices 2.3.5 » prices 2.3.1, prices 2.3.4, prices 2.3.6
1 inflation » 10 inflation, 12 inflation, _ inflation
des afrique » en afrique, de l'afrique
und prices » fund prices, land prices, bond prices
costs le » 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 1 inflation und prices 2.3.5 communication costs le developpement des afrique.*.