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PATENTSCOPE Practical Exercises

You want to find patent documents in PATENTSCOPE that contain synonyms for cow and synonyms for feed. Which of the following queries would best achieve this result?

cow OR cattle OR bovine AND feed OR fodder OR forage

(cow OR cattle OR bovine) AND (feed OR fodder OR forage)

cow OR cattle OR (bovine AND feed) OR fodder OR forage

(cow AND cattle AND bovine) OR (feed AND fodder AND forage)

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