Perhaps you should try some spelling variations:
wang yidan » wang yan
yidan jing » bian jing
yin fang » yin hang, yin yang, chin fang
tan yang » dan yang, tan yong, tao yang
tan ying » fan ying, ran ying, tan yong
zong hai » hong hai, dang hai, long han
jing ji » ying jin
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 yidan jing ji ((yin fang) or (((((tan yang) or (tan ying))) or (tan hong)))) yi zong hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yidan jing ji ((yin fang) OR (((((tan yang) OR (tan ying))) OR (tan hong)))) yi zong hai ;.
• Adding a wildcard symbol may retrieve word variants: wang yidan jing ji ((yin fang) or (((((tan yang) or (tan ying))) or (tan hong)))) yi zong hai ;*.