typo fix

T. Dampier · T. Dampier · commit 69ba81a1ac38 · 2012-05-09T18:43:05.000-07:00
diff --git a/source/reference/aggregation.txt b/source/reference/aggregation.txt
@@ -41,8 +41,8 @@ Pipeline
 
 .. warning::
 
-   The pipeline cannot operate on collects with documents that contain
-   one of the following "special fields:" ``MinKey``, ``MaxKey``,
+   The pipeline cannot operate on collections with documents that contain
+   any of the following "special fields:" ``MinKey``, ``MaxKey``,
    ``EOO``, ``Undefined``, ``DBRef``, ``Code``.
 
 Pipeline operators appear in an array. Conceptually, documents pass through
