Perhaps you should try some spelling variations:
5.4 communication » de communication, data communication
developpement et » developpement des, developpement de, development east
4 developpement » de developpement, le developpement, et developpement
technology les » technology led, technology lays, technology lead
les population » les populations, ties population, des populations
population per » population panel, population p230, population area
et fabrique » la fabrique
per fig » per firm
fig 5.4 » fig 5.2, fig 5.1, fig 5.3
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 les population per fig 5.4 communication costs 4 developpement et fabrique.*.