Search & Replace > re-use / substitute some original text

Hi all,

How can i re-use (a part of) the text i was searching for? I need some enters (\n) in a text before all numbers. Searching for [0-9]{1,2} gives the right result. Now i need to re-use the result.

I tried
\1\n, /1\n, $1\n etc …

A found it. It’s in the search field
([0-9]{1,2})
and in the replace field
\n$1
I missed the (…)