Perhaps you should try some spelling variations:
del litterature » des litteratures, et litterature, en litterature
de litterature » la litterature, et litterature
di filosofia » la filosofia, e filosofia
texto scale » femto scale, texture scale, texto social
study di » study die, study d, study d3

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "texto scale study di filosofia ((del litterature) OR (de litterature))".
• Adding a wildcard symbol may retrieve word variants: texto scale study di filosofia ((del litterature) OR (de litterature))*.