def get_missed_cleavages(sequences:list, n_missed_cleavages:int) -> list:
    """
    Combine cleaved sequences to get sequences with missed cleavages
    Args:
        seqeuences (list of str): the list of cleaved sequences, no missed cleavages are there.
        n_missed_cleavages (int): the number of miss cleavage sites.
    Returns:
        list (of str): the sequences with missed cleavages.
    """
    missed = []
    for k in range(len(sequences)-n_missed_cleavages):
        missed.append(''.join(sequences[k-1:k+n_missed_cleavages]))

    return missed