Perhaps you should try some spelling variations:
communications case » communication case, communications can, communications code
2.1 communications » 3.1 communications, 4.1 communication, 1.1 communication
1.2 developpement » 1.2 development, de developpement, le developpement
technology usage » technology use, technology age, technology users
usage inflations » wage inflation, age inflation, usage information
developpement en » developpement et, developpement des, developpement de
inflations und » inflation und, inflation under, inflationsziel und
und prices » fund prices, land prices, bond prices
prices 2.1 » prices 2.4, prices 2.3, prices 3.1
case 1.2 » case 4.2, case 3.2, case 5.2

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

• Adding a wildcard symbol may retrieve word variants: technology usage inflations und prices 2.1 communications case 1.2 developpement en afrique.*.