def sort_feature_value_pairs_list(feature_value_pairs_list):
    """ Sorts feature value pairs list.

    Args:
        feature_value_pairs_list: List of feature value pairs (list in itself)

    Returns:
        A Feature value pairs list sorted by score descending.
    """
    sorted_list = [
        sorted(x, key=lambda x: abs(x[1]), reverse=True)
        for x in feature_value_pairs_list
    ]
    return sorted_list