Thoses strings are not handled by ESO game, you cannot use them.
The strings the game handles are :
Code:
!\"#$%&'()*+,-./0123456789:;<=>?@ ABCDEFGHIJKLMNOPQRSTUVWXYZ
[\]^_`abcdefghijklmnopqrstuvwxyz{|} ~¡£¤¦§©«-®°²³´µ¶·»½¿
ÀÁÂÄÆÇÈÉÊËÌÍÎÏÑÒÓÔÖ×ÙÚÛÜßàáâäæçèéêëìíîïñòóôöùúûüÿŸ¥
For specialists, we got the full Latin base, and some chars of Latin-1
After, there're too rare to be noticed
If you want them, you need to make some noise about portuguese/brazilian players on official forums.