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) {
        Scanner in = new Scanner(System.in);
        int q = in.nextInt();
        for(int a0 = 0; a0 < q; a0++){
            String s = in.next();
            char[] input = s.toCharArray();
            char[] compare = {'h','a','c','k','e','r','r','a','n','k'};
            if(input.length < compare.length){
                System.out.println("NO");
                break;
            }
            
            int count = 0;
            for(int i=0;i< compare.length ;i++){
                int j =0;
                while(j < input.length){
                  if(compare[i] == input[j]){
                      count++;
                      j=i;
                      break;
                  }
                    j++;
                }
               
            }
            
            if(count == compare.length){
                System.out.println("YES");
            }else{
                System.out.println("NO");
            }
        }
    }
}