If you are not getting what you expect or getting too much, please try following:
- Use Boolean operators (Use AND to narrow your search results. The returned search results include all of the free text expressions; Use NOT to narrow your search results. The returned search results don’t include the specified free text expressions or property restrictions; Use OR to expand your search to include more terms. The returned search results include one or more of the specified free text expressions or property restrictions; Example: “Project plan” OR “Business Case”)
- Use wildcards (Use a wildcard * if you want to be sure to get variations of the term you are looking for or if you are not sure about the spelling; Example: Project* to search for all item starting with the word project.)
- Use double quotes” (Use double quotes “” to find exact phrases if you are sure about the phrases; Example: “Progress report”)
You can find even more tips and trick here
