All Full House variations

public class FullHouse {

    /**
     *
     * @param card1 - first card
     * @param card2 - second card
     * @return - if card's last index (suit) is equal or not
     */
    static boolean checkSuitIfEqual(String card1, String card2) {
        if (card1.charAt(card1.length() - 1)
                == card2.charAt(card2.length() - 1)) {
            return true;
        }
        return false;
    }
    /**
     *
     * @param card1 - first card
     * @param card2 - second card
     * @return - if card's first index (face) is equal or not
     */
    static boolean checkFaceIfEqual(String card1, String card2) {
        if (card1.charAt(0) == card2.charAt(0)) {
            return true;
        }
        return false;
    }


    public static void main(String[] args) {

        String[] faces = { "2", "3", "4", "5", "6", "7", "8", "9", "10", "J",
                "Q", "K", "A" };
        char[] suits = { '\u2663', '\u2666', '\u2660', '\u2665' };
        int counter = 0;

        // First create array with 52cards

        String[] cards = new String[52];
        byte index = 0;
        for (int i = 0; i < faces.length; i++) {
            for (int j = 0; j < suits.length; j++) {
                cards[index] = faces[i] + suits[j];
                index++;
            }
        }
        //First 3 cards from the same face
        for (int i = 0; i < cards.length; i++) {
            for (int j = i + 1; j < cards.length; j++) {
                //Check if face is equal and suit different
                if (checkFaceIfEqual(cards[i], cards[j])
                        && !checkSuitIfEqual(cards[i], cards[j])) {
                    for (int k = j + 1; k < cards.length; k++) {
                        if (checkFaceIfEqual(cards[j], cards[k])
                                && !checkSuitIfEqual(cards[i], cards[k])
                                && !checkSuitIfEqual(cards[j], cards[k])) {
                            //As we have 3 cards from the same face and different suit
                            //start to iterate the other pair of cards
                            for (int l = 0; l < cards.length; l++) {
                                for (int m = l + 1; m < cards.length; m++) {
                                    //Last 2 cards must be same face but different suits
                                    //and different face from previous three cards
                                    if (checkFaceIfEqual(cards[l], cards[m])
                                            && !checkFaceIfEqual(cards[l], cards[k])
                                            && !checkSuitIfEqual(cards[l], cards[m])) {
                                        System.out.printf(
                                                "(%1$s %2$s %3$s %4$s %5$s)\n",
                                                cards[i], cards[j], cards[k],
                                                cards[l], cards[m]);
                                        counter++;
                                    }
                                }

                            }

                        }
                    }
                }
            }
        }
        System.out.println(counter + " full houses");
    }
}