I think it would be better for you to do your own research, and use online trees with caution.
"..my 2nd great grandmother, Esther Barry, She was married to Job Barrow in Lancashire, I know this"
You have identified this couple to be your great great grandparents when researching the origins of....?...who?
Who is your great grandparent.......... son / daughter of Esther and Job?
Can you give birth, death, marriage information about that person.