ALPHA = "[A-Za-z\xc0-\xff\xa8\xb8\_\-\/]"
ALPHANUM = "[0-9A-Za-z\xc0-\xff\xa8\xb8\_\-\/]"
ALPHANUM_L = "[0-9A-Za-z\xc0-\xff\xa8\xb8\-]"
ALPHANUM_P = "0-9A-Za-z\xc0-\xff\xa8\xb8\_\-\/"
ALPHA_L = "[A-Za-z\xc0-\xff\xa8\xb8]"
LOWER = "[a-z\xe0-\xff\xb8\/\-]"
UPPER = "[A-Z\xc0-\xdf\xa8]"
UPPERNUM = "[0-9A-Z\xc0-\xdf\xa8]"