#include <bits/stdc++.h>

using namespace std;

int main(){
    int q;
    cin >> q;
    int p[10];
    
    for(int a0 = 0; a0 < q; a0++){
        string s;
        cin >> s;
        int curr=0;
        for(int i=0;i<10;i++)p[i]=0;
        for(int i=0;i<s.size();i++)
            {
            
            if(curr==0 && s[i]=='h')
            {
            curr=1;
            p[0]=1;
            }
       else if(curr==1 && s[i]=='a')
            {
            curr=2;
            p[1]=1;
            }
        else if(curr==2 && s[i]=='c')
            {
                curr=3;
                p[2]=1;
            }
            else if(curr==3 && s[i]=='k')
            {
                curr=4;
                p[3]=1;
            }
        else if(curr==4 && s[i]=='e')
            {
                curr=5;
                p[4]=1;
            }
        else if(curr==5 && s[i]=='r')
            {
                curr=6;
                p[5]=1;
            }
        else if(curr==6 && s[i]=='r')
            {
                curr=7;
                p[6]=1;
            }
        else if(curr==7 && s[i]=='a')
            {
                curr=8;
                p[7]=1;
            }
        else if(curr==8 && s[i]=='n')
            {
                curr=9;
                p[8]=1;
            }
        else if(curr==9 && s[i]=='k')
            {
                curr=10;
                p[9]=1;
               
            }
        }
        
        for(int j=0;j<10;j++)
            {
            if(p[j]==0)
                {
                cout<<"NO"<<endl;
                return 0;
            }
        }
        cout<<"YES"<<endl;
        // your code goes here
    }
    return 0;
}