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
developpement la » developpement de, developpement et, developpement du
technology trap » technology trade, technology tax, technology than
trap population » rural population, rapid population, boar population
a developpement » au developpement, de developpement, le developpement
population per » population panel, population p230, population area
firm 2.3.1.2 » firm 2.3.5
la fabrice » la fabrique, la matrice, la farce
per firm » per form, pr firm, payer firm
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 trap population per firm 2.3.1.2 communication costs a developpement la fabrice.*.