Perhaps you should try some spelling variations:
technology transfers » technology transfer
transfers inflation » transfer innovation, transfer simulation, transfers taxation
communication code » communications code, communication cote, communication mode
3.2 communication » 3 communication, 2.3 communication, de communication
developpement en » developpement et, developpement des, developpement de
inflation gas » inflation das, inflation bias, inflation tax
prices 3.2 » price 3.2, prices 3.1, prices 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology transfers inflation gas prices 3.2 communication code _ developpement en afrique.*.