diff --git a/dat/doc-commvis b/dat/doc-commvis
index e8e6142..5638bff 100644
--- a/dat/doc-commvis
+++ b/dat/doc-commvis
@@ -349,7 +349,7 @@ integer and float is blurred.
 Making my vision of modularity and ease of use a reality requires that any
 session can easily communicate with an other session, even if they have a
 vastly different implementation. To do this, we need a protocol to connect
-multiple processes together, whether they run on a local machine or on over a
+multiple processes together, whether they run on a local machine or over a
 physical network.
 
 =item Coding the stuff
diff --git a/dat/sqlaccess b/dat/sqlaccess
index 11f5c2b..3ba0ab2 100644
--- a/dat/sqlaccess
+++ b/dat/sqlaccess
@@ -274,7 +274,8 @@ Message passing schemes and libraries are available for many programming
 languages and come in many different forms. For this article, I am going to
 assume that an asynchronous and unbounded FIFO queue is used to pass around
 messages, but most of the following discussion will apply to bounded queues as
-well. I'll try to note the important differences between two where applicable.
+well. I'll try to note the important differences between the two where
+applicable.
 
 A very simple and naive implementation of a message passing solution is given
 below.  Here I assume that C<queue_create()> will create a message queue (type