Perhaps you should try some spelling variations:
2.3.5 communication » 2.3 communication, 2.2.3 communication, 2.5 communication
communication case » communications case, communication based, communication phase
developpement en » developpement et, developpement des, developpement de
1 developpement » de developpement, le developpement, et developpement
technology u.s » technology uses, technology 2.2, technology use
u.s inflation » und inflation, 2.3 inflation, 3.2 inflation
inflation tax » inflation rate, inflation _, inflation target
prices 2.3.5 » prices 2.3.1, prices 2.3.4, prices 2.3.6
tax prices » gas prices, car prices, tax practices

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

• Adding a wildcard symbol may retrieve word variants: technology u.s inflation tax prices 2.3.5 communication case 1 developpement en afrique.*.