Perhaps you should try some spelling variations:
yang yang » wang yang, wang yan
chen wang » chen yang, chen rong, chen ping
weng fang » jing fang, wen wang
hua zhang » hua zhong, hao zhang, hua jiang
zhang zhi » zhong zhi, wang zhi, zhang wei
yin yang » ying yang, yi yang, yin fang
yang yi » yang di, yang jui
yang xi » yang di, yang jui

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((yin yang) or (yang yang)) ((yang yi) or (yang xi)) ((chen wang) or (weng fang)) hua zhang zhi ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yin yang) OR (yang yang)) ((yang yi) OR (yang xi)) ((chen wang) OR (weng fang)) hua zhang zhi ;.
• Adding a wildcard symbol may retrieve word variants: ((yin yang) or (yang yang)) ((yang yi) or (yang xi)) ((chen wang) or (weng fang)) hua zhang zhi ;*.