Perhaps you should try some spelling variations:
3.1 communication » 3.1 communications, 3.2 communication, 3.5 communication
technology uses » technology users, technology use, technology used
4 developpement » de developpement, le developpement, et developpement
developpement l » developpement il, developpement la, developpement de
uses inflation » cases inflation, does inflation, u.s inflation
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
l afrique » en afrique
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 uses inflation und prices 3.1 communication costs 4 developpement l afrique.*.