DOCSP-30350 fixing example headings and final edits

(cherry picked from commit 2afc1d1)

Author: mballard-mdb

source/crud/bulk.txt

@@ -633,16 +633,16 @@ Troubleshooting
 Bulk Write Exception
 ~~~~~~~~~~~~~~~~~~~~
 
-The driver creates a write exception when a ``WriteError`` object is created. If an
+The driver creates a write exception when it creates a ``WriteError`` object. If an
 error is detected during a bulk write operation, a `MongoBulkWriteException
 <{+core-api+}/MongoBulkWriteException.html>`__ is thrown.
 
-A ``MongoBulkWriteException`` contains a ``writeErrors`` field containing a list
-of one or more ``WriteError`` objects associated with the same bulk write
+A ``MongoBulkWriteException`` contains a ``writeErrors`` field consisting of a
+list of one or more ``WriteError`` objects associated with the same bulk write
 operation. 
 
 Example
-'''''''
+```````
 
 For example, the driver raises a ``MongoBulkWriteException`` if your bulk insert
 contains two documents that violate the collection's schema

source/crud/insert.txt

@@ -199,15 +199,15 @@ Troubleshooting
 Write Exception
 ~~~~~~~~~~~~~~~
 
-The driver creates a write exception when a ``WriteError`` object is created. The
+The driver creates a write exception when it creates a ``WriteError`` object. The
 driver raises a `MongoWriteException <{+core-api+}/MongoWriteException.html>`__
 for any write errors that occur when performing single write operations.
 
-A ``MongoWriteException`` object contains an ``error`` field containing the
+A ``MongoWriteException`` object has an ``error`` field containing the
 ``WriteError`` object that caused it.
 
 Example
-'''''''
+```````
 
 For example, the driver raises a ``MongoWriteException`` if you
 attempt to insert a document into a collection that violates the collection's