Perhaps you should try some spelling variations:
2.3.1.2 communication » 2.3.1.1 communication, 2.2.5.4 communication, 3.2.3.2 communication
et developpement » de developpement, le developpement, test development
developpement la » developpement de, developpement et, developpement du
technology than » technology tax, technology trap, technology change
than population » change population, orphan population, urban population
population per » population panel, population p230, population area
fig 2.3.1.2 » fig 2.3.1.3, fig 2.3.1.4, fig 2.3.1.5
la fabrice » la fabrique, la matrice, la farce
costs et » costs _, costs 4, costs a
per fig » per firm

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

• Adding a wildcard symbol may retrieve word variants: technology than population per fig 2.3.1.2 communication costs et developpement la fabrice.*.