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();
        char hr[]={'h','a','c','k','e','r','r','a','n','k'};
        int hrf[]={1,2,1,2,1,2,2,2,1,2};
        String s[]=new String[q];
        for(int a0 = 0; a0 < q; a0++){
            s[a0] = in.next();
            // your code goes here
        }
        
        int count=0;
        int a[]=new int[hr.length];
        for(int k=0;k<q;k++){
        for(int i=0;i<hr.length;i++){
            for(int j=0;j<s[k].length();j++){
                if(hr[i]==s[k].charAt(j)){
                    count++;
                }
            }
            a[i]=count;
            count=0;
        }
            
        
        
        for(int i=0;i<hr.length;i++){
            if(hrf[i]<=a[i])
                count++;
        }
        if(count==hr.length){
            System.out.println("YES");
        }
        else{
            System.out.println("NO");
        }count=0;
            }
        }
    }