Syntax:  EXTRACT ALIAS alias_name_wild language_name_wild

  Extracts the definition of the specified alias(es).

  LSE inserts the indicated definitions at the end of the current
  buffer in a form that lets them be executed with the EXECUTE BUFFER
  LSE command.

  RELATED COMMANDS:

     DELETE ALIAS                SET ALIAS EXPAND TEXT
     EXTRACT NEW ALIAS           SHOW ALIAS
     NEW ALIAS