How to use regular expression to find repeated string in a text
For String
\b(\w+)\s+\1\b(\w+)\1{1}
For Number
([0-9]+)+\1(\d+)+\1(?P<repeated>\d+)+\k<repeated>{2}or(?P<repeated>\d+)+\g{repeated}{2}
\b(\w+)\s+\1\b(\w+)\1{1}([0-9]+)+\1(\d+)+\1(?P<repeated>\d+)+\k<repeated>{2} or (?P<repeated>\d+)+\g{repeated}{2}