Perhaps you should try some spelling variations:
yanling yang » ying yang
boost bring » boost during, best bring
yang yang » wang yang, wang yan
can boost » a boost, can best
bring ong » bring out
ong chong » song chong, ong cheng, hong cheng
chong yun » chang yun, hong yu, chen yun

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

• Performing a fuzzy search may retrieve terms with similar spellings: wan ((yanling yang) or (yang yang)) can boost bring ong chong yun ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wan ((yanling yang) OR (yang yang)) can boost bring ong chong yun ;.
• Adding a wildcard symbol may retrieve word variants: wan ((yanling yang) or (yang yang)) can boost bring ong chong yun ;*.