#include<iostream>
using namespace std;
int main()
{
	int a,b,c,d,e,f,g,h,o,i;
	string s;
	int t,z;
	cin>>t;
	for(int x=0;x<t;x++)
	{a=0;
	b=0;
	c=0;
	d=0;
	e=0;
	f=0;
	g=0;
	h=0;
	o=0;
	i=0;
		cin>>s;
		z=s.length();
		for(int j=0;j<z;j++)
		{
			if(s[j]=='h'&&a==0)
			a=1;
			else	if(s[j]=='a'&&b==0&&a==1)
			b=1;
		else	if(s[j]=='c'&&c==0&&b==1)
			c=1;
		else	if(s[j]=='k'&&c==1&&d==0)
			d=1;
		else	if(s[j]=='e'&&d==1&&e==0)
			e=1;
		else	if(s[j]=='r'&&e==1&&f==0)
			f=1;
		else	if(s[j]=='r'&&f==1&&g==0)
			g=1;
		else	if(s[j]=='a'&&g==1&&h==0)
			h=1;
		else	if(s[j]=='n'&&h==1&&i==0)
			i=1;
		else	if(s[j]=='k'&&i==1&&o==0)
			o=1;
			
			
			if(o==1)
			{cout<<"YES";
			break;
			}}
			if(o==0)
			cout<<"NO";
			cout<<endl;
		}
		
		
		
		
		

	
	return 0;
}