Perhaps you should try some spelling variations:
4 developpement » de developpement, le developpement, et developpement
technology 3.2 » technology 2.2, technology 3.1, technology 2
3.2 inflation » 12 inflation, 2.3 inflation, 3.2 isolation
inflation a » inflation _, inflation tax, inflation rate
des afrique » en afrique, de l'afrique
a price » a primer
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology 3.2 inflation a price _ communication costs 4 developpement des afrique.*.