Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang, wang yanling
xiao yang » xiao zhang, xia fang, xiao yuan
yang cao » yang yao, yang fan, dan cao
yao yang » yang yang
tan kong » tan hong
cao yan » jiao yan, tao yang
yi yang » yin yang, yi gang, ying yang
yu yang » du yang, yu fang, yu gang

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yang cao yan ((((xiao yang) or (yao yang))) or (tan kong)) ((yi yang) OR (yu yang)) di ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yang cao yan ((((xiao yang) OR (yao yang))) OR (tan kong)) ((yi yang) OR (yu yang)) di ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yang cao yan ((((xiao yang) or (yao yang))) or (tan kong)) ((yi yang) OR (yu yang)) di ;*".