Perhaps you should try some spelling variations:
distribution political » distribution policy, distributions statistical
delle distribution » delle distribuzioni, deluge distribution, delta distribution
storia del » historia del, storia e, storia di
die delle » die dell, die pelle, die modelle
idee die » idee der, idee des, idee bis

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: ((((teoria della) OR (storia della))) OR (storia del)) idee die delle distribution political.
• Adding a wildcard symbol may retrieve word variants: ((((teoria della) or (storia della))) or (storia del)) idee die delle distribution political*.