Perhaps you should try some spelling variations:
3.2 communication » 3 communication, 2.3 communication, de communication
au developpement » du developpement, de developpement, le developpement
developpement de » developpement des, developpement durable
inflation wages » inflation rates, inflation taxes, inflation targets
wages price » wages prices, wage price, sales price
de afrique » de l'afrique, en afrique, l afrique
price 3.2 » prices 3.2, price 2.2, rice 3.2
costs au » costs a, costs amy, costs _

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

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