Perhaps you should try some spelling variations:
communication phase » communication case, communication based, communication paper
transfer inflation » transfer innovation, transfer simulation, transfer simulations
2.3 communication » 3.2 communication, de communication, 4 communication
developpement il » developpement de, developpement et, developpement du
l developpement » le developpement, de developpement, et developpement
inflation tax » inflation rate, inflation _, inflation target
tax prices » gas prices, car prices, tax practices
prices 2.3 » price 2.3, prices 2.4, prices 2.1
il afrique » l afrique, en afrique
phase l » phase 1, phase _, phase 2

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

• Adding a wildcard symbol may retrieve word variants: technology transfer inflation tax prices 2.3 communication phase l developpement il afrique.*.