Perhaps you should try some spelling variations:
ying yang » yin yang, ying chang, wang yang
yong yoon » wong yoon, yong khoon
yang yang » wang yang, wang yan
a regime » a region
yang jin » yang jie, yang jun, ying jin
jin kong » jin kang, jin song, king kong
a rein » a reine, a reit, a region
sar » sara, star, saur

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang ((((ying yang) or (yong yoon))) or (yang yang)) ((a rein) or (a regime)) yang jin kong sar ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((((ying yang) OR (yong yoon))) OR (yang yang)) ((a rein) OR (a regime)) yang jin kong sar ;.
• Adding a wildcard symbol may retrieve word variants: wang ((((ying yang) or (yong yoon))) or (yang yang)) ((a rein) or (a regime)) yang jin kong sar ;*.