Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
3.1 communications » 3.1 communication, 4.1 communication, 1.1 communication
le developpement » de developpement, sme development
developpement de » developpement des, developpement durable
technology 1 » technology _
1 inflation » 10 inflation, 12 inflation, _ inflation
prices 3.1 » prices 2.1, prices 3.2, prices 2.3.1
de afrique » de l'afrique, en afrique, l afrique
costs le » 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 1 inflation _ prices 3.1 communications costs le developpement de afrique.*.