Perhaps you should try some spelling variations:
2.2 communication » 2.3 communication, 3.2 communication, 2.7 communication
communication can » communication canada, communication china, communication 3
do developpement » de developpement, du developpement, le developpement
developpement la » developpement de, developpement et, developpement du
technology lag » technology law, technology land, technology lays
lag inflation » log inflation, wage inflation, low inflation
rate rules » trade rules, water rules, wage rules
la afrique » l afrique, la fabrique, en afrique
rules 2.2 » rules 3.2, rules 4.2, rules 4.3

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

• Adding a wildcard symbol may retrieve word variants: technology lag inflation rate rules 2.2 communication can do developpement la afrique.*.