Perhaps you should try some spelling variations:
3.2.3 communication » 2.2.3 communication, 3.2.3.2 communication, 3.2 communication
inflation levels » inflation rates, education levels, pollution levels
developpement l » developpement il, developpement la, developpement de
levels primary » levels prepare
primary 3.2.3 » primary 8.3.2
technology 2 » technology _, technology 1, technology 3
2 inflation » 12 inflation, _ inflation, 6 inflation
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 2 inflation levels primary 3.2.3 communication costs _ developpement l afrique.*.