Did you ordered your gcms note? if not you should, you will see what they have doned in your application so far. And go read this thread, we are folk who have to deal with SVO.
http://www.canadavisa.com/canada-immigration-discussion-board/singapore-timeline-t28993.0.html
I thing if you didn't get news from SVO so far after AOR2 it's a good sign, no doc request or even worse an interview letter. From what I read SVO is quick for something at least, sending the interview letter ( around 2-3 months after being in process) In your case so far so good