import java.io.*;
import java.util.*;
import java.text.*;
import java.math.*;
import java.util.regex.*;

public class Solution {

    public static void main(String[] args) {
        final String OP = "hackerrank";
        Scanner in = new Scanner(System.in);
        int q = in.nextInt();
        List<String> list = new ArrayList<>();
        for (int a0 = 0; a0 < q; a0++) {
            String check = in.next();
            boolean found = false;
            if (check.indexOf('h') > -1) {
                check = check.substring(check.indexOf('h') + 1, check.length());
                if (check.indexOf('a') > -1) {
                    check = check.substring(check.indexOf('a') + 1, check.length());
                    if (check.indexOf('c') > -1) {
                        check = check.substring(check.indexOf('c') + 1, check.length());
                        if (check.indexOf('k') > -1) {
                            check = check.substring(check.indexOf('k') + 1, check.length());
                            if (check.indexOf('e') > -1) {
                                check = check.substring(check.indexOf('e') + 1, check.length());
                                if (check.indexOf('r') > -1) {
                                    check = check.substring(check.indexOf('r') + 1, check.length());
                                    if (check.indexOf('r') > -1) {
                                        check = check.substring(check.indexOf('r') + 1, check.length());
                                        if (check.indexOf('a') > -1) {
                                            check = check.substring(check.indexOf('a') + 1, check.length());
                                            if (check.indexOf('n') > -1) {
                                                check = check.substring(check.indexOf('n') + 1, check.length());
                                                if (check.indexOf('k') > -1) {
                                                    found = true;
                                                }
                                            }
                                        }
                                    }
                                }
                            }
                        }
                    }
                }
            }
            if (found) {
                System.out.println("YES");
            } else {
                System.out.println("NO");
            }
        }
    }
}