#include <iostream>
#include <string>
#include <algorithm>
#include <queue>
#define max_one 100
#define max_two 50
#define max_three 50
using namespace std;
struct node												//structure must sign first 
{
	string str;
	int size;
	
};
struct cmp											//return the most minimum string
													//pay attention :
													//must complete size first then complete string 
{
	bool operator() (const node &a, const node &b)
	{
		if(a.size >b.size)
		return true;
		else if(a.size ==b.size)
			return a.str>b.str;
		else return false;
	}
};
priority_queue <node, vector<node>, cmp> que;
void score_string(char *p, char *q, int two, int three)				//score string into queue 
{
	string temp="";
	if(p>q)
	{
		int length=three > p-q+two ? three : p-q+two;
		for(int i=0; i<length ;i++)
			temp+=*(q+i);
		node a;
		a.str=temp;
		a.size=length;
		que.push(a);
	}
	else if(p<q)
	{
		int length=two > q-p+three ? two : q-p+three;
		for(int i=0; i<length ;i++)
			temp+=*(p+i);
		node a;
		a.str=temp;
		a.size=length;
		que.push(a);
	}
	else if(p=q)											//pay attention : p=q such as this string
															//one :asdfgh	two :asdfgh  three:a;
	{
		int length=two >three ? two :three;
		for(int i=0; i<length ;i++)
			temp+=*(p+i);
		node a;
		a.str=temp;
		a.size=length;
		que.push(a);
	}
}
int main()
{
	int T;
	cin>>T;
	while(T--)
	{
		while(!que.empty() )									//each text must clean the queue 
		{
			que.pop();
		}
		char one[max_one],two[max_two],three[max_three];
		cin>>one>>two>>three;
		int two_length=strlen(two);							//score size of two three string 
		int three_length=strlen(three);
		char *p=strstr(one,two);
		char *q=strstr(one,three);
		if(p==NULL ||q==NULL)
		cout<<"No"<<endl;
		else
		{
			char *two_point[max_two];						//set pointer array score the possible way of string 
			char *three_point[max_three];
			two_point[0]=p;three_point[0]=q;
			int size_two=1;
			char *temp_two=p,*temp_three=q;
			while( (temp_two=strstr(temp_two+1,two))!=NULL)					//get different substring way
				two_point[size_two++]=temp_two;
			int size_three=1;
			while( (temp_three=strstr(temp_three+1,three))!=NULL)
				three_point[size_three++]=temp_three;
			for(int i=0; i<size_two; i++)					//score 
			{
				for(int j=0; j<size_three; j++)
					score_string(two_point[i], three_point[j], two_length, three_length);
			}
			cout<<que.top().str<<endl;
		}
		//cout<<que.top().str<<endl;
		
	}
	return 0;
}

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