Father Knows Best Flashback episodes

So i notiecd that several episodes of the TV series Father Knows Best has several lots of episodes with the same title listed twice, so i looked into this and the second title is like a flashback episode with newly filmed into and outro. I tried adding a (flashback) to repeat episode but they came back delined.  Dont know if someone want to looks into the changes i tried to make to see if delined decision was right or not, iv included to refrence numbers below.

#261104-015933-184000

#261104-020225-257000

#261104-020225-257000

#261104-020738-895000

#261104-021108-045000

#261104-021228-840000

#261104-021411-038000