Perhaps you should try some spelling variations:
2.7 communication » 2.3 communication, 3.2 communication, 2 communication
inflation rules » inflation rates, information rules, inflation causes
developpement l » developpement il, developpement la, developpement de
technology 3 » technology _, technology 1, technology 4
3 inflation » _ inflation, 2 inflation, 6 inflation
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 3 inflation rules trade 2.7 communication costs _ developpement l afrique.*.