How to decide which column of the data as keyword to pair

If you downloaded your entire data table, you can filter it using procedures in this sample app … https://docs.google.com/document/d/12t4HLNRepCnbmcfycdF8wSHWht_D1P8hKJpTknVDChY/edit?usp=sharing

If your Google Sheet is large and you want to filer upstream, see FAQ Section: Google Sheets