Perhaps you should try some spelling variations:
thesis population » ties population, texas population, species population
5.4 communication » de communication, data communication
sme development » trade development
population per » population panel, population p230, population area
latin fabrique » la fabrique
costs sme » costs some, costs amy
per fig » per firm
fig 5.4 » fig 5.2, fig 5.1, fig 5.3

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

• Adding a wildcard symbol may retrieve word variants: technology thesis population per fig 5.4 communication costs sme development latin fabrique.*.