Perhaps you should try some spelling variations:
communications code » communication mode, communications case, communications models
3.2 communications » 3.2 communication, 3.1 communications, 4.2 communications
technology usage » technology use, technology age, technology users
developpement de » developpement des, developpement durable
usage inflation » wage inflation, age inflation, usage information
a developpement » au developpement, de developpement, le developpement
inflation das » inflation bias, inflation tax, inflation a
das prices » gas prices, gas price, do prices
prices 3.2 » price 3.2, prices 3.1, prices 4.2
de afrique » de l'afrique, en afrique, l afrique
code a » code _, code 2

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

• Adding a wildcard symbol may retrieve word variants: technology usage inflation das prices 3.2 communications code a developpement de afrique.*.