U+002D(1);		# HYPHEN-MINUS
U+002E(1);		# FULL STOP
U+0030(1);		# DIGIT ZERO
U+0031(1);		# DIGIT ONE
U+0032(1);		# DIGIT TWO
U+0033(1);		# DIGIT THREE
U+0034(1);		# DIGIT FOUR
U+0035(1);		# DIGIT FIVE
U+0036(1);		# DIGIT SIX
U+0037(1);		# DIGIT SEVEN
U+0038(1);		# DIGIT EIGHT
U+0039(1);		# DIGIT NINE

# Required by Catalan
U+00B7;			# MIDDLE DOT

# remove ligatures as we do not yet support canonicalizing to sequences
-U+00E6;	# LATIN SMALL LETTER AE
-U+0153;	# LATIN SMALL LIGATURE OE