Perhaps you should try some spelling variations:
china yang » china ying, china wang, china chang
ying yang » yang yang, yin yang, ying chang
wing tan » wing ian, liang tan, hong tan
tan yang » dan yang, tan ying, tan yong
yang jie » yang jin, yang di, yang jui
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.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((((ying yang) OR (wang yan))) OR (wing tan)) yang jie ((china yang) OR (tan yang)) yi zong hai ;~".
• Adding a wildcard symbol may retrieve word variants: ((((ying yang) OR (wang yan))) OR (wing tan)) yang jie ((china yang) OR (tan yang)) yi zong hai ;*.