Perhaps you should try some spelling variations:
communication case » communications case, communication based, communication phase
4.1 communication » 4 communication, 2.3 communication, 3.2 communication
developpement en » developpement et, developpement des, developpement de
technology have » technology hard, technology has, technologies have
2 developpement » de developpement, le developpement, et developpement
have inflation » wage inflation, age inflation, has inflation
inflation und » inflation index, inflation _, inflation tax
und prices » fund prices, land prices, bond prices
prices 4.1 » price 4.1, prices 2.1, prices 3.1
case 2 » case 1

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

• Adding a wildcard symbol may retrieve word variants: technology have inflation und prices 4.1 communication case 2 developpement en afrique.*.