Você procurou por: subpattern (Turco - Inglês)

an alternative description is that a subpattern of this type matches the string of characters that an identical stan - dalone pattern would match, if anchored at the current point in the subject string.
an alternative description is that a subpattern of this type matches the string of characters that an identical standalone pattern would match, if anchored at the current point in the subject string.

when a parenthesized subpattern is quantified with a minimum repeat count that is greater than 1 or with a limited max - imum, more store is required for the compiled pattern, in proportion to the size of the minimum or maximum.
when a parenthesized subpattern is quantified with a minimum repeat count that is greater than 1 or with a limited maximum, more store is required for the compiled pattern, in proportion to the size of the minimum or maximum.

a back reference matches whatever actually matched the cap - turing subpattern in the current subject string, rather thana back reference matches whatever actually matched the cap - turing subpattern in the current subject string, rather than anything matching the subpattern itself.
a back reference matches whatever actually matched the capturing subpattern in the current subject string, rather thana back reference matches whatever actually matched the capturing subpattern in the current subject string, rather than anything matching the subpattern itself.