#include <iostream>

using namespace std;

int main() {

	string input = ""; //cin >> input;
	string output = "";
	string secretCommand = "";
	string text = "";
	string newWord = "";


	int charCounterC = 0;
	int charCounterO = 0;
	int charCounterN = 0;

	while (input != "End")
	{
		cin >> input;
		for (int i = 0; i < input.size(); i++) {

			// Finding the character whose
			// ASCII value fall under this
			// range
			if (input[i] < 'A' || input[i] > 'Z' &&
				input[i] < 'a' || input[i] > 'z')
			{
				// erase function to erase
				// the character
				input.erase(i, 1);
				i--;
			}
		}


		if (input != "End")
		{


			if (input == "c")
			{
				charCounterC++;

				if (charCounterC > 1)
				{
					text += input;
				}
				else
				{
					text = text;
					secretCommand += input;
				}
			}
			else if (input == "o")
			{
				charCounterO++;

				if (charCounterO > 1)
				{
					text += input;
				}
				else
				{
					text = text;
					secretCommand += input;
				}
			}
			else if (input == "n")
			{
				charCounterN++;

				if (charCounterN > 1)
				{
					text += input;
				}
				else
				{
					text = text;
					secretCommand += input;
				}

			}
			else
			{
				text += input;
			}

			if (secretCommand == "con" || secretCommand == "cno" || secretCommand == "ocn" || secretCommand == "onc" || secretCommand == "nco" || secretCommand == "noc")
			{
				text += " ";
				output = text;
				secretCommand = "";
				charCounterC = 0;
				charCounterO = 0;
				charCounterN = 0;
			}
		}
		else
		{
			break;
		}

	}

	if (input == "End")
	{
		cout << output;
	}

	return 0;
}