import java.util.regex.*;
 
class Main {
    public static void main(String[] args) {
        String text = " this xx(yyzz(iijj))qq((kkll)(gghh)) is there any way in which i could match \"xx(yyzz(iijj))\" and \"qq((kkll)(gghh))\" separately using";
        String regex = "\\(([^()]*+|\\([^()]*+\\))*\\)";
        System.out.println("Text   = " + text);
        System.out.println("Regex  = " + regex);
        Matcher matcher = Pattern.compile(regex).matcher(text);
        while(matcher.find()) {
            System.out.print("entire match: '"+matcher.group()+"'");
            System.out.println(", from "+matcher.start()+" to "+matcher.end());
            for(int i = 1; i <= matcher.groupCount(); i++) {
                System.out.println("- group("+i+") = "+matcher.group(i));
            }
        }
    }
}    

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