import itertools

def all_combinations(alphabet, max_length):
    """Генерирует все комбинации длиной от 1 до max_length"""
    all_combos = []
    for length in range(1, max_length + 1):
        combos = itertools.product(alphabet, repeat=length)
        all_combos.extend([''.join(combo) for combo in combos])
    return all_combos

russian_lower = 'абвгдеёжзийклмнопрстуфхцчшщъыьэюя'
def vectorize(word, combinations):
    vector = []
    if len(word) == 1:
        return None
    last = None
    for curr in word:
        if not last:
            last = curr
            continue
        pair = last + curr
        indx = combinations.index(pair)
        vector.append(indx)
    return vector


word = 'маме'
combinations = all_combinations(russian_lower, 2)
result = vectorize(word, combinations)

print("Все комбинации длиной 1-2:")
print(combinations)
print("Вектор:", result)