Perhaps you should try some spelling variations:
communications code » communication mode, communications case, communications models
2.2 communications » 2.2 communication, 4.2 communications, 3.2 communication
technology trade » technology trends, technology transfer, technology transfers
inflation target » inflation targeting, inflation rate, inflation rates
au developpement » du developpement, de developpement, le developpement
developpement en » developpement et, developpement des, developpement de
trade inflation » grade inflation, trade insulation, rate inflation
target rule » targets rule, target rate, target file
rule 2.2 » rules 2.2, rule 2.5, rule 3.2
code au » code a, code ctu, code mac

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

• Adding a wildcard symbol may retrieve word variants: technology trade inflation target rule 2.2 communications code au developpement en afrique.*.