Perhaps you should try some spelling variations:
4.2.2 communication » 4.2.1 communication, 4.2.4 communication, 8.2.2 communication
et developpement » de developpement, le developpement, test development
developpement de » developpement des, developpement durable
inflation taxes » inflation rates, inflation tax, inflation targets
technology 2 » technology _, technology 1, technology 3
2 inflation » 12 inflation, _ inflation, 6 inflation
taxes case » states case, ages case, cases case
case 4.2.2 » coase 4.2.2, case 4.3.2, case 4.6.2
de afrique » de l'afrique, en afrique, l afrique
costs et » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology 2 inflation taxes case 4.2.2 communication costs et developpement de afrique.*.