Perhaps you should try some spelling variations:
yan yang » yang yang, yao yang, yin yang
yan wang » yuan wang, yang yang, qian wang
tan yang » tan ying, tan yong, wang yang
dan yang » daun yang, wang yang, yang yang
tao yang » yao yang, xiao yang, gao ying
yi dang » yi gang, yi yang, yi chang
hai » hadi, haji, hari

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

• If you are trying to use Boolean operators, they must be ALL CAPS: wan ((((yan yang) OR (yan wang))) OR (tan yang)) di ((dan yang) OR (tao yang)) yi dang hai ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wan ((((yan yang) OR (yan wang))) or (tan yang)) di ((dan yang) or (tao yang)) yi dang hai ;~".
• Adding a wildcard symbol may retrieve word variants: wan ((((yan yang) OR (yan wang))) or (tan yang)) di ((dan yang) or (tao yang)) yi dang hai ;*.