import unicodedata


def remove_diacritics(raw_text: str) -> str:
    """
    >>> raw_text = "Montréal, über, 12.89, Mère, Françoise, noël, 889, اِس, اُس"
    >>> remove_diacritics(raw_text)
    'Montreal, uber, 12.89, Mere, Francoise, noel, 889, اس, اس'
    """
    nfkd_form = unicodedata.normalize("NFKD", raw_text)
    return "".join(
        char for char in nfkd_form if not unicodedata.combining(char)
    )