Check out https://community.magento.com/t5/user/viewprofilepage/user-id/315578
You should see a section with "Latest Contributions by f1outsourcing". You can actually click that, and you'll see a dropdown option for "Topics f1outsourcing has Participated in".
If you're logged into your own account, this will look / read slightly differently. For instance, it should say "Topics I've Participated In" and "My Latest Contributions". You may also notice additional resources, like drafts of posts that you've been working on.
Best of luck!
