Perhaps you should try some spelling variations:
del literatura » de literatura, pela literatura, da literatura
da filosofia » la filosofia, di filosofia, a filosofia
burst scale » just scale, rust scale, worst scale
best scale » rest scale, best sales, best state
bast scale » vast scale, basin scale, based scale
studies da » studies dna, studies das, studies dan

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((best scale) OR (((burst scale) OR (bast scale)))) studies da filosofia del literatura.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((best scale) or (((burst scale) OR (bast scale)))) studies da filosofia del literatura".
• Adding a wildcard symbol may retrieve word variants: ((best scale) or (((burst scale) OR (bast scale)))) studies da filosofia del literatura*.