Perhaps you should try some spelling variations:
4.1.7.2 communication » 4.1.7 communication, 7.1.2.2 communication, 3.2.3.2 communication
communication case » communications case, communication based, communication phase
developpement du » developpement de, developpement des, developpement et
inflation rates » inflation rate
e developpement » de developpement, le developpement, et developpement
technology 10 » technology 110, technology 1, technology 11
10 inflation » 12 inflation, 10.7 inflation, _ inflation
rate 4.1.7.2 » rate 3.4.7.2, rate 4.1.2, rate 4.1.2.3
rates rate » rates rates, dates rates, rates raise
du afrique » en afrique, l afrique, de l'afrique
case e » case 1, case 2, case 3

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

• Adding a wildcard symbol may retrieve word variants: technology 10 inflation rates rate 4.1.7.2 communication case e developpement du afrique.*.