Perhaps you should try some spelling variations:
minh congo » minh cong, bind congo
yang muxi » yang jui, yang xi, yang hui
congo shu » cong shu
yan yang » yang yang, yao yang, dan yang
kim song » kim young, kim eung
wan yan » wang yan, nan yan, wai yan
li rong » yi rong, li cong, li song

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

• Performing a fuzzy search may retrieve terms with similar spellings: wan yan yang muxi ((kim song) or (li rong)) minh congo shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wan yan yang muxi ((kim song) OR (li rong)) minh congo shu ;.
• Adding a wildcard symbol may retrieve word variants: wan yan yang muxi ((kim song) or (li rong)) minh congo shu ;*.