From 932dcac87fe5976fb20dca73741cb4c36779f96a Mon Sep 17 00:00:00 2001
From: Peter Norvig <peter.norvig@gmail.com>
Date: Fri, 13 Mar 2026 12:37:10 -0700
Subject: [PATCH] Fix punctuation in markdown cell text

---
 ipynb/Portmantout.ipynb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ipynb/Portmantout.ipynb b/ipynb/Portmantout.ipynb
index 831a11c..b31b766 100644
--- a/ipynb/Portmantout.ipynb
+++ b/ipynb/Portmantout.ipynb
@@ -919,7 +919,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "Yes, there is a problem: there are many more words that start with `b`, `f`, `p`, `u`, `u` and `v` than that end with those letters. In the other direction 45% of all words end in `s`, but only a quarter of that number start with `s`. The start:end ratio for `y` is 1:39."
+    "Yes, there is a problem: there are many more words that start with `b`, `f`, `p`, `u`, and `v` than that end with those letters. In the other direction 45% of all words end in `s`, but only a quarter of that number start with `s`. The start:end ratio for `y` is 1:39."
    ]
   },
   {