Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
use developpement » de developpement, le developpement, use development
developpement en » developpement et, developpement des, developpement de
1 communication » 10 communication, 3 communication, 4 communication
technology how » technology 1, technology 2.2, technology 3
how inflation » low inflation, log inflation, has inflation
inflation rat » inflation rate, inflation rates, inflation part
rat race » data race, a race, la race
cost use » cost us, cost users, costs used
race 1 » race _, bace 1, rice 1

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

• Adding a wildcard symbol may retrieve word variants: technology how inflation rat race 1 communication cost use developpement en afrique.*.