Perhaps you should try some spelling variations:
4.2 developpement » 4.2 development, de developpement, le developpement
technology choice » technology change
choice inflation » choice information, price inflation
developpement en » developpement et, developpement des, developpement de
4 communication » 3 communication, 5.4 communication, de communication
inflation wage » inflation rate, inflation target, inflation rates
wage curves » wage curve, wage surveys, age curve
curves 4 » curves _, curves 5, curve 4

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

• Adding a wildcard symbol may retrieve word variants: technology choice inflation wage curves 4 communication costs 4.2 developpement en afrique.*.