Added a few missing say statements to the examples

Author: Jan-Olof Hendig

doc/Language/syntax.pod6

@@ -481,8 +481,8 @@ non-string keys, use a colon prefix:
 
 Note that with objects as keys, you cannot access non-string keys as strings:
 
-    :{ -1 => 41, 0 => 42, 1 => 43 }<0>;  # OUTPUT: «Any␤»
-    :{ -1 => 41, 0 => 42, 1 => 43 }{0};  # OUTPUT: «42␤»
+    say :{ -1 => 41, 0 => 42, 1 => 43 }<0>;  # OUTPUT: «(Any)␤»
+    say :{ -1 => 41, 0 => 42, 1 => 43 }{0};  # OUTPUT: «42␤»
 
 =head3 Regex literals
 
@@ -631,13 +631,13 @@ operator.
 Wrap an infix operator in C<[ ]> to create a new reduction operator that works
 on a single list of inputs, resulting in a single value.
 
-    [+] <1 2 3 4 5>;        # OUTPUT: «15␤»
+    say [+] <1 2 3 4 5>;    # OUTPUT: «15␤»
     (((1 + 2) + 3) + 4) + 5 # equivalent expanded version
 
 Wrap an infix operator in C<« »> (or the ASCII equivalent C<<< >>>) to create a
 new hyper operator that works pairwise on two lists.
 
-    <1 2 3> «+» <4 5 6> # OUTPUT: «<5 7 9>␤»
+    say <1 2 3> «+» <4 5 6> # OUTPUT: «(5 7 9)␤»
 
 The direction of the arrows indicates what to do when the lists are not the same size.
 
@@ -650,6 +650,6 @@ The direction of the arrows indicates what to do when the lists are not the same
 
 You can also wrap a unary operator with a hyper operator.
 
-    -« <1 2 3> # OUTPUT: «<-1 -2 -3>␤»
+    say -« <1 2 3> # OUTPUT: «(-1 -2 -3)␤»
 
 =end pod