Advanced Search operators are used to refine Google's search engine using specific keywords. The SERPs [search engine results Pages] can be filtered with search operators only displaying certain sites.
Note: The following operators MUST be in lowercase or else they will be rendered as normal search text.
Google Search Engine uses an invisible "AND" when you search for "Ham Tomato" The Advanced Search Operators can be combined with operators such as Boolean Operators (AND OR etc...).
Note: A negative refined search "-".
MUST have no space following "-This".