'special-characters-group-ipa',
'special-characters-group-symbols',
'special-characters-group-greek',
+ 'special-characters-group-greekextended',
'special-characters-group-cyrillic',
'special-characters-group-arabic',
'special-characters-group-arabicextended',
'special-characters-group-thai',
'special-characters-group-lao',
'special-characters-group-khmer',
+ 'special-characters-group-canadianaboriginal',
'special-characters-title-endash',
'special-characters-title-emdash',
'special-characters-title-minus'