Following are the extended characters
A with acute accent Á
A with circumflex Â
AE with diphthong Æ
A with grave accent À
A with tilde Ã
A with umlaut Ä
C with cedilla Ç
E with acute accent É
E with circumflex Ê
E with grave accent È
E with umlaut Ë
I with acute accent Í
I with circumflex Î
I with grave accent Ì
I with umlaut Ï
N with tilde Ñ
O with acute accent Ó
O with circumflex Ô
O with grave accent Ò
O with tilde Õ
O with umlaut Ö
U with acute accent Ú
U with circumflex Û
U with grave accent Ù
U with umlaut Ü
Y with acute accent Ý