import unicodedata


def strip_unicode(string):
    string = string.replace('æ', 'ae')
    string = string.replace('Æ', 'AE')
    string = string.replace('œ', 'oe')
    string = string.replace('Œ', 'OE')
    string = string.replace('ø', 'o')
    string = string.replace('Ø', 'O')
    string = string.replace('ß', 'ss')
    str_bytes = unicodedata.normalize('NFKD', string).encode('ascii', 'ignore')
    return str_bytes.decode('ascii')
