Required Reading: Lucene in Action

https://www.amazon.com/Lucene-Action-Second-Covers-Apache/dp/1933988177

Please read the first chapter of this book.  You should also know the query syntax which is here:

https://lucene.apache.org/core/4_9_0/queryparser/org/apache/lucene/queryparser/classic/package-summary.html#package_description

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