import java.util.Scanner;

public class StreamOfLetters {
    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);

        int countC = 0;
        int countO = 0;
        int countN = 0;
        String word = "";
        char letter = Character.MIN_VALUE;
        String letterToPrint = "";
        String userInput = scan.nextLine();
        String wordToPrint = "";


        while (!(userInput.equals("End"))) {
            while (!(countC >= 1 && countN >= 1 && countO >= 1) && !(userInput.equals("End"))) {

                letter = userInput.charAt(0);
                if ((letter > 64 && letter < 91) || (letter > 96 && letter < 122)) {
                    if (letter == 'c') {
                        if (countC >= 1) {
                            word = word + "c";
                        }
                        countC++;
                    } else if (letter == 'o') {
                        if (countO >= 1) {
                            word += "o";
                        }
                        countO++;
                    } else if (letter == 'n') {
                        if (countN >= 1) {
                            word = word + "n";
                        }
                        countN++;
                    } else {
                        letterToPrint = Character.toString(letter);
                        word += userInput;

                    }
                    if (countC>=1 && countN>=1 && countO>=1) {
                        word += " ";
                        wordToPrint = word;
                    }

                }
                userInput = scan.nextLine();

            }
            if (!(userInput.equals("End"))){
            countC = 0;
            countN = 0;
            countO = 0;


            }}

        System.out.println(wordToPrint);

    }
}