Perhaps you should try some spelling variations:
ying yang » yang yang, ying chang, wang yang
yan wang » yuan wang, yang yang, qian wang
wang ban » wang dan, wang yang, bang bang
ban ying » fan ying, ran ying, tan ying
yin yang » yin fang, yin hang, yang yang
yi dang » yi gang, yi chang
yi yang » yi gang, yu yang, liu yang

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: wang yan wang ban ying yang ((((yi dang) OR (yi yang))) OR (yin yang)) (hai OR hadi) ;~.
• Adding a wildcard symbol may retrieve word variants: wang yan wang ban ying yang ((((yi dang) or (yi yang))) or (yin yang)) (hai or hadi) ;*.