Keywords may be separated by AND and/or OR statements for greater control of the search results.
For example, Cabernet AND Wine would generate a result set that contain both words. However, for Cabernet OR Sauvignon, the result set returned would contain both or either words.
Exact matches can be searched for by enclosing keywords in double-quotes.
For example, "Cabernet Sauvignon" would generate a result set which match the exact string.
Brackets can be used for further control on the result set.
For example, Cabernet and (Sauvignon or Franc or "Sauvignon Franc").