Listed below are two important factors to take into account when searching for book reviews:
1. Use Keywords
The best way to search for book reviews is by using keywords. The best keywords are the book title, the author and the word review or book review. For example: review and "Grapes of Wrath" and "John Steinbeck".
2. Know the Publication Date
Most book reviews are written close to the original publication date of the book. For example, the first edition of David Egger's Zeitoun was published in July 2009. Therefore, the majority of book reviews were written between July 2009 and December 2009.