Update source/reference/mongos.txt

Author: ajdavis

source/reference/mongos.txt

@@ -296,13 +296,13 @@ Options
       MongoDB from creating new chunks as the data in a collection
       grows.
 
-      Because any :program:`mongos` in a cluster can create a split in
-      a sharded, to totally disable splitting in a cluster you must
+      Because any :program:`mongos` in a cluster can create a split,
+      to totally disable splitting in a cluster you must
       set :option:`--noAutoSplit` on all :program:`mongos`.
 
       .. note::
 
-         With :option:`-noAutoSplit` enabled, the data in your sharded
+         With :option:`--noAutoSplit` enabled, the data in your sharded
          cluster may become imbalanced over time. Enable with caution.
 
 .. END-COMMENT