Add missing word

Author: jrodewig

docs/reference/query-dsl/match-phrase-prefix-query.asciidoc

@@ -12,8 +12,8 @@ order** as provided. The last term of the provided text is treated as a
 [[match-phrase-prefix-query-ex-request]]
 ==== Example request
 
-The following search returns documents that phrases beginning with `quick brown
-f` in the `message` field.
+The following search returns documents that contain phrases beginning with
+`quick brown f` in the `message` field.
 
 This search would match a `message` value of `quick brown fox` or `two quick
 brown ferrets` but not `the fox is quick and brown`.