Diacritical Marks (0300-036F), since version 1.0, with modifications in subsequent versions down to 4.1
*Combining Diacritical Marks Extended (1AB0-1AFF), version 7.0
*Combining Diacritical Marks Supplement (1DC0-1DFF), versions 4.1 to 5.2
*Combining Diacritical Marks for Symbols (20D0-20FF), since version 1.0, with modifications in subsequent versions down to 5.1
*Cyrillic Extended-A (2DE0-2DFF), version 5.1
*Combining Half Marks (FE20-FE2F), versions 1.0, with modifications in subsequent versions down to 8.0

Combining