Makoto Hasebe of VfL Wolfsburg talks with Shinji Okazaki of VfB Stuttgart after the German Bundesliga match in Wolfsburg, Germany, January 19, 2013. VfL Wolfsburg won 2-0. (Xinhua/Ma Ning)

Rodriguez of VfL Wolfsburg reacts during the German Bundesliga match against VfB Stuttgart in Wolfsburg, Germany, January 19, 2013. VfL Wolfsburg won 2-0. (Xinhua/Ma Ning)

Diego of VfL Wolfsburg reacts during the German Bundesliga match against VfB Stuttgart in Wolfsburg, Germany, January 19, 2013. VfL Wolfsburg won 2-0. (Xinhua/Ma Ning)

Christian Gentner (L) of VfB Stuttgart shoots during the German Bundesliga match against VfL Wolfsburg in Wolfsburg, Germany, January 19, 2013. VfL Wolfsburg won 2-0. (Xinhua/Ma Ning)

Ivica Olic (L) of VfL Wolfsburg vies with Serdar Tasci of VfB Stuttgart during the German Bundesliga match in Wolfsburg, Germany, January 19, 2013. VfL Wolfsburg won 2-0. (Xinhua/Ma Ning)

Jan Polak of VfL Wolfsburg vies with Shinji Okazaki of VfB Stuttgart during the German Bundesliga match in Wolfsburg, Germany, January 19, 2013. VfL Wolfsburg won 2-0. (Xinhua/Ma Ning)

Shinji Okazaki of VfB Stuttgart reacts during the German Bundesliga match against VfL Wolfsburg in Wolfsburg, Germany, January 19, 2013. VfL Wolfsburg won 2-0. (Xinhua/Ma Ning)

Christian Gentner of VfB Stuttgart (C) drives the ball during the German Bundesliga match against VfL Wolfsburg in Wolfsburg, Germany, January 19, 2013. VfL Wolfsburg won 2-0. (Xinhua/Ma Ning)

Diege (L) of VfL Wolfsburg celebrates his goal with Fagner during the German Bundesliga match against VfB Stuttgart in Wolfsburg, Germany, January 19, 2013. VfL Wolfsburg won 2-0. (Xinhua/Ma Ning)