Xin hun yi xue zhi nan / Xin hun yi xue zhi nan/ Ying guo liu xue zhi nan / Hai wai liu xue zhi nan / Hun qian yi xue zhi dao/ Pu lin si dun shu xue zhi nan / Ying yu bei kao zhi nan / Haskell qu xue zhi nan / Zou pao jian shen ke xue zhi nan / Dan fan she ying zhi nan /
