+#0456 # eliminated in 1918 in favor of 438
+#0462 # CYRILLIC CAPITAL LETTER YAT
+#0463 # CYRILLIC SMALL LETTER YAT
+#0472 # CYRILLIC CAPITAL LETTER FITA
+#0473 # CYRILLIC SMALL LETTER FITA
+#0474 # CYRILLIC CAPITAL LETTER IZHITSA
+#0475 # CYRILLIC SMALL LETTER IZHITSA