Perhaps you should try some spelling variations:
3.2 communication » 3 communication, 2.3 communication, de communication
developpement la » developpement de, developpement et, developpement du
technology coil » technology cost, technology code, technology choice
coil insulation » cable insulation, noise insulation, common insulation
4 developpement » de developpement, le developpement, et developpement
insulation e2 » insulation _, insulation 3.1.2, insulation layer
prices 3.2 » price 3.2, prices 3.1, prices 4.2
la afrique » l afrique, la fabrique, en afrique
e2 prices » 2 prices, set prices, do prices
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology coil insulation e2 prices 3.2 communication costs 4 developpement la afrique.*.