Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang, wang yanling
yang yang » wang yan
best time » test time, next time, best true
past time » past five
chong suk » chong yun, cong sun, yong suk
hong suk » yong suk, hong seo, hong yu
yang ii » yang di, yang xi, yang yi

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 yang yang ii ((best time) OR (past time)) hong ((hong suk) OR (chong suk)) ;~.
• Adding a wildcard symbol may retrieve word variants: wang yang yang ii ((best time) or (past time)) hong ((hong suk) or (chong suk)) ;*.