Keywords may be separated by AND and/or OR statements for greater control of the search results.
For example,
Organic AND Oils would generate a result set that contain both words.
However, for Organic OR Oils, the result set returned would contain both or either words.

Exact matches can be searched for by enclosing keywords in double-quotes.
For example,
"Rose Essential Oil" would generate a result set which match the exact string.