Perhaps you should try some spelling variations:
4.2 developpement » 4.2 development, de developpement, le developpement
developpement la » developpement de, developpement et, developpement du
technology use » technology 1, technology 2.2, technology 3
inflation wage » inflation rate, inflation target, inflation rates
use inflation » push inflation, und inflation, die 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 use inflation wage rates _ communication costs 4.2 developpement la afrique.*.