+ = Cyrillic
+ * Greek
+ % Greek/Cyrillic special
+ + lc: Arabic, uc: Hebrew
+ 3 some Latin/Greek/Cyrillic letters
+ 4 Bopomofo
+ 5 Hiragana (also lc + a/e/i/o/u)
+ 6 Katakana (also uc + a/e/i/o/u)
+ J + Korean Jamo (also K)
+ p + IPA extensions
+
+# common first character
+ " combining diacritic
+ ' spacing diacritic
+ R square
+
+
+# currency
+#=e € # in vim
+#Eu € # in zsh and vim
+=B ฿ # more like B/, but prefer that for diacritical letter
+=d ₫
+=g ₴ # derived from cursive g= (soundalike h= or lookalike 2= seem bad options)
+=L ₺
+=N ₦
+#=P ₽ # in vim
+=p ₱ # =P conflicts with vim alternative for ruble
+=R ₹ # conflicts with vim alternative for ruble
+=t ₮
+K/ ₭
+Rs ₨
+Sq ₪
+m/ ₥