Note that I do not live in the area and am working off the information found in the database.
Program a system with only the Columbus City (1-010) site. Program talkgroup 57272 under that system. I would probably not program other sites as Columbus Police is not guaranteed to be heard on them. If they are coming in garbled, then you might want to take a look at the wiki article on simulcast distortion.
I assume that you don't have software, so the below instructions are step-by-step guide on programming by hand. You might want to take a look at the Easier to Read Manual to truly understand the scanner.
Here is a step-by-step guide to program your scanner by hand.
PGM > F2 (NEW) > F1 (TGRP)
Scan Lists: > Assign the TGRP to any scan list
SEL/ENT to toggle whether it is assigned or not.
Left/Right arrow to change Scan Lists
* (asterisk) indicates that it is assigned to the list.
TSYS: NEW > SEL/ENT
Type: P25 AUTO using the Left/Right arrows
Tag: > SEL/ENT to edit
This is the tag that you will see for your Trunked System.