"contains" will search for a match on some of the text within the field specified on the left and the text you enter in the box on the right.
"Department Name contains Office" returns entries that have Office in the department name. Results would include BUSCH POST OFFICE and DEAN'S OFFICE, LIVINGSTON COLLEGE.
"is" will search for an exact match between the information contained in the field specified on the left and the text you enter in the box on the right.
"Department Name is BUSCH POST OFFICE" returns entries in the Directory where the department's name is Busch Post Office. It will not return entries where Busch Post Office is part of the department name, such as LABOR RELATIONS, OFFICE OF.
"begins with" will search for a match between the field specified on the left and the text you enter in the box on the right that starts with your text. If the text you type is embedded within the information contained in the field specified, no match will found.
"Department begins with Office" returns entries such as OFFICE OF COMMUNICATIONS - NWK, but will not find DEAN'S OFFICE, LIVINGSTON COLLEGE.
"ends with" will search for a match between the field specified on the left and the text you enter in the box on the right that ends with your text. If the text you type is embedded within or at the beginning of the informatio contained in the field specified, no match will be found.
"Department ends with Office" returns entries such as BUSCH POST OFFICE, but will not find DEAN'S OFFICE, LIVINGSTON COLLEGE.