Perhaps you should try some spelling variations:
jiu congo » jiu cong, du congo, eic congo
congo shu » cong shu
yang jui » yang judy, yang di, yang yi
yang jun » pang jun, yang jin, yang judy
rain yan » nan yan, ren yan
yang xi » yang di, yang yi
yan jiu » yang jie, yang jin, pang jiu
wang » wing, wan, lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang hyoung ((((yang xi) or (yang jui))) or (yang jun)) rain yan jiu congo shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang hyoung ((((yang xi) OR (yang jui))) OR (yang jun)) rain yan jiu congo shu ;.
• Adding a wildcard symbol may retrieve word variants: wang hyoung ((((yang xi) or (yang jui))) or (yang jun)) rain yan jiu congo shu ;*.