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
Approval History Dialog Box of Item Requests
Use this dialog box to view a log of all the actions performed on the item request. This dialog box is available when an approval workflow is used for approving item requests.