Perhaps you should try some spelling variations:
chen zheng » chen zhen, chen aizheng, cheng zhang
ying yang » yang yang, ying chang, wang yang
zheng xin » zhang xin, zheng xuan, meng xin
jeong shu » jeong su
yin yang » yi yang, yin fang, yin hang
yang jui » yang judy, yang di, yang yi
yang xi » yang di, yang yi

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((ying yang) OR (yin yang)) ((yang jui) or (yang xi)) chen zheng xin ((jeong shu) or (cong shu)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ying yang) OR (yin yang)) ((yang jui) OR (yang xi)) chen zheng xin ((jeong shu) OR (cong shu)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ying yang) OR (yin yang)) ((yang jui) or (yang xi)) chen zheng xin ((jeong shu) or (cong shu)) ;*".