From d144bbfdd6553fb7f22c9ce9e2cf9191160596c8 Mon Sep 17 00:00:00 2001
From: Thomas Roten <tsr@tundrius.net>
Date: Sat, 24 Jun 2023 15:40:59 -0400
Subject: [PATCH] Fixes #20. Add doc note aobut combining diactrical marks.

---
 docs/index.rst | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/docs/index.rst b/docs/index.rst
index bb5ef34..30bd534 100644
--- a/docs/index.rst
+++ b/docs/index.rst
@@ -230,6 +230,11 @@ Additionally, lookahead assertions are used to ensure that hyphens and
 apostrophes are only accepted when they are used correctly. This helps to
 weed out non-Pinyin strings.
 
+.. note::
+    Zhon's pinyin constants do not currently support matching syllables that
+    make use of separate `combining diacritic marks
+    <https://en.wikipedia.org/wiki/Combining_Diacritical_Marks>`_.
+
 .. py:data:: syl
     syllable