Perhaps you should try some spelling variations:
4.9 communication » 4.1 communication, 4 communication, 2.3 communication
insulation layer » insulation case, interaction layer, translation layer
a developpement » au developpement, de developpement, le developpement
developpement l » developpement il, developpement la, developpement de
technology set » technology sector, technology 1, technology 2.2
set insulation » base insulation, _ insulation, market insulation
layer prices » lower prices, water prices, labour prices
prices 4.9 » prices 4.2, prices 4.6, prices 2.4
l afrique » en afrique
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology set insulation layer prices 4.9 communication costs a developpement l afrique.*.