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

public class hackerrank {

    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();
            boolean flag=true;
          int []hackernk={0,0,0,0,0,0,0};
          for(int counter=0;counter<s.length();counter++)
          {
        	if(s.charAt(counter)=='h'||s.charAt(counter)=='H')
        		hackernk[0]++;
        	else if((s.charAt(counter)=='a'||s.charAt(counter)=='A') && hackernk[0]>0)
        	{
        		if(hackernk[1]==0)
        		hackernk[1]++;
        		else
        		{
        			if(hackernk[5]>=2)
        				hackernk[1]++;
        		}
        	}
        	else if((s.charAt(counter)=='c'||s.charAt(counter)=='C') && hackernk[1]>0)
        		hackernk[2]++;
        	else if((s.charAt(counter)=='k'||s.charAt(counter)=='K') && hackernk[2]>0)
        	{
        		if(hackernk[3]==0)
            		hackernk[3]++;
            		else
            		{
            			if(hackernk[6]>=1)
            				hackernk[3]++;
            		}
        	}
        	else if((s.charAt(counter)=='e'||s.charAt(counter)=='E') && hackernk[3]>0)
        		hackernk[4]++;
        	else if((s.charAt(counter)=='r'||s.charAt(counter)=='R') && hackernk[4]>0)
        		hackernk[5]++;
        	else if((s.charAt(counter)=='n'||s.charAt(counter)=='N') && hackernk[5]>=2 && hackernk[1]>=2)
        		hackernk[6]++;
        	
          }
          
          for(int counter=0;counter<hackernk.length;counter++)
          {
        	 if(counter!=1 && counter!=5 && counter!=3)
        	 {
        		 if(hackernk[counter]<1)
        		 {
        			 System.out.println("NO");
        			 flag=false;
        			 break;
        		 }
        	 }
        	 else
        	 {
        		 if(hackernk[counter]<2)
        		 {
        			 System.out.println("NO");
        			 flag=false;
        			 break;
        		 }
        	 }
          }
          if(flag==true)
        	  System.out.println("YES");
        }
    }
}