Finally there is A Trick by which you can track your Facebook Friend Requests and you can save your self from getting blocked for 30 days .
How This Trick Works ?
This is Just two Step Process and you need not to be a Geek for that .
- Go to your Profile .
- Click on Activity Log
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Tab . this will open a new page. which looks something same as shown below 
- check on Include only Me Activity box so it will be easy to see your recent activities.
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- Now Scroll Down and See your sent Requests Activity . it will be something like. Abhimanyu sent Priya a friend request.
- Now click the User Name and cancel Request.
- Have Fun ! and don't forget to subscribe .
Tab . this will open a new page. which looks something same as shown below