<sect3> <title> Mdo-notation (deprecated) </title>
-<para> GHC used to support the flag <option>-XREecursiveDo</option>,
+<para> GHC used to support the flag <option>-XRecursiveDo</option>,
which enabled the keyword <literal>mdo</literal>, precisely as described in
<ulink url="http://sites.google.com/site/leventerkok/">A recursive do for Haskell</ulink>,
but this is now deprecated. Instead of <literal>mdo { Q; e }</literal>, write