#include <cmath>
#include <cstring>
#include <cstdio>
#include <vector>
#include <iostream>
#include <algorithm>
using namespace std;



int main() 
{
	int n;
	char a[100][10000];

	cin >> n;

	for (int i = 0; i < n; i++)
	{
		cin >> a[i];
	}

	for (int i = 0; i < n; i++)
	{
		int hackerrank[7] = { 0 };

		for (int j = 0; j < strlen(a[i]); j++)
		{
			if (int(a[i][j]) == 104) hackerrank[0]++;
			if (int(a[i][j]) == 97)  hackerrank[1]++;
			if (int(a[i][j]) == 99)  hackerrank[2]++;
			if (int(a[i][j]) == 107) hackerrank[3]++;
			if (int(a[i][j]) == 101) hackerrank[4]++;
			if (int(a[i][j]) == 114) hackerrank[5]++;
			if (int(a[i][j]) == 110) hackerrank[6]++;
		}
		
		if (hackerrank[0] >= 1 &&
			hackerrank[1] >= 2 &&
			hackerrank[2] >= 1 &&
			hackerrank[3] >= 2 &&
			hackerrank[4] >= 1 &&
			hackerrank[5] >= 2 &&
			hackerrank[6] >= 1) cout << "YES"<<endl;
		else cout << "NO"<<endl;
	}

	return 0;
}