Perhaps you should try some spelling variations:
gain yang » daun yang, yin yang
yan wang » yuan wang, yang yang, qian wang
wang yun » wang yue, tang yun, wang jun
tan yang » tan ying, tan yong, tao yang
dan yang » daun yang, wang yang, yang yang
zong hai » hong hai, dang hai, long han
yi zong » yi rong, lin zong

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yan wang yun ((((gain yang) or (tan yang))) or (dan yang)) yi zong hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yan wang yun ((((gain yang) OR (tan yang))) OR (dan yang)) yi zong hai ;*.