Perhaps you should try some spelling variations:
productions » production, introductions, reproduction
reproductions » reproduction, reintroductions, rereproduction, introductions
produttrice » productrices, produttive, reproductrice
productrice » productrices, reproductrice, productive

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: (products OR (productivity OR ((productions OR reproductions) OR (produttrice OR productrice)))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(products or (productivity or ((productions OR reproductions) or (produttrice or productrice))))".
• Adding a wildcard symbol may retrieve word variants: (products or (productivity or ((productions OR reproductions) or (produttrice or productrice))))*.