Perhaps you should try some spelling variations:
2.7 communication » 2.3 communication, 3.2 communication, 2 communication
inflation rates » inflation rate
developpement l » developpement il, developpement la, developpement de
technology 1 » technology _
1 inflation » 10 inflation, 12 inflation, _ inflation
rates trade » states trade, rules trade, wages trade
trade 2.7 » trade 2.2, trade 2.1, trade 4.7
l afrique » en afrique

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

• Adding a wildcard symbol may retrieve word variants: technology 1 inflation rates trade 2.7 communication costs _ developpement l afrique.*.