Perhaps you should try some spelling variations:
communication paper » communication power, communication pattern, communication partner
3.1 communication » 3.1 communications, 3.2 communication, 3.5 communication
de developpement » sme development
developpement l » developpement il, developpement la, developpement de
technology 12 » technology 1.2, technology 1, technology 2
inflation der » inflation index, inflation _, inflation tax
12 inflation » 10 inflation, 2 inflation, 3.2 inflation
der prices » user prices, debt prices, do prices
prices 3.1 » prices 2.1, prices 3.2, prices 2.3.1
l afrique » en afrique
paper de » paper d, paper e, paper ten

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

• Adding a wildcard symbol may retrieve word variants: technology 12 inflation der prices 3.1 communication paper de developpement l afrique.*.