Perhaps you should try some spelling variations:
3.7 communication » 3.2 communication, 2.7 communication, 3.5 communication
inflation wages » inflation rates, inflation taxes, inflation targets
a developpement » au developpement, de developpement, le developpement
technology log » technology lag, technology low, technology law
log inflation » low inflation, local inflation, lower inflation
des afrique » en afrique, de l'afrique
wages race » wages trade, wage rate, wages case
race 3.7 » races 3.5, range 3.7, race 1.4
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology log inflation wages race 3.7 communication costs a developpement des afrique.*.