Perhaps you should try some spelling variations:
communication phase » communication case, communication based, communication paper
2.2.3 communication » 12.2.4 communication, 3.2 communication, 2.7 communication
der developpement » de developpement, des developpements, leur developpement
developpement la » developpement de, developpement et, developpement du
inflation copra » inflation co, inflation gopi, inflation control
technology 2 » technology _, technology 1, technology 3
copra prices » cocoa prices, corn prices, copper prices
prices 2.2.3 » prices 2.2.2, prices 7.2.3, prices 11.2.3
2 inflation » 12 inflation, _ inflation, 6 inflation
la afrique » l afrique, la fabrique, en afrique

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

• Adding a wildcard symbol may retrieve word variants: technology 2 inflation copra prices 2.2.3 communication phase der developpement la afrique.*.