She was runner-up in the Australian Open mixed doubles partnering Mahesh Bhupathi . Sun Tiantian and Nenad ZimonjiÄ ) won the final 7 â `` 6 ( 4 ) , 6 â `` 4 . She was runner-up in the Australian Open mixed doubles partnering Mahesh Bhupathi where they lost 7 â `` 6 ( 4 ) , 6 â `` 4 to Sun Tiantian and Nenad ZimonjiÄ .