Phrase:Returns all topics that contain the exact phrase in the search criteria. Use quotation marks around the phrase. Ex."system administration"
And:Returns all topics that contain all the words in the search criteria, in any combination. Insert a plus sign between all words in the search criteria. Ex.system + administration
Or:Returns all topics with any combination of words in the search criteria. This is the default. Ex.system administration
Group Search Conditions
When using Advanced Settings, you have the option to group multiple conditions for a search. This sets the order of operations in the search query and enables you to embed conditions and create different levels of the search.