Perhaps you should try some spelling variations:
minh congo » minh cong, bind congo
wang yang » wang yan, wang liang, wang yanling
yan liang » yang liang, wang liang, you liang
congo shu » cong shu
yang yan » yang yang, wang yan, yang fan
kim song » kim young, kim eung
li cong » li rong, li song, jiu cong

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yang yan liang ((kim song) or (li cong)) minh congo shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yang yan liang ((kim song) OR (li cong)) minh congo shu ;*.